Home / 766,099.50-1,149,149.25-240,787.50

Finding the Fourth Proportional to 766,099.50, 1,149,149.25 and 240,787.50

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Solution

The fourth proportional to 766,099.50, 1,149,149.25 and 240,787.50 is: 361,181.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,099.50 : 1,149,149.25 = 240,787.50 : x
  2. Step 2: Convert to fraction form
    766,099.50/1,149,149.25 = 240,787.50/x
  3. Step 3: Cross multiply
    766,099.50x = 1,149,149.25 × 240,787.50
  4. Step 4: Simplify right side
    766,099.50x = 276,700,775,034.38
  5. Step 5: Solve for x
    x = 276,700,775,034.38/766,099.50
  6. Step 6: Final answer
    x = 361,181.25

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Half scale
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Double scale
Find fourth proportional to 766,100.50, 1,149,150.75 and 240,788.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.