Home / 766,095-1,149,142.50-240,783

Finding the Fourth Proportional to 766,095, 1,149,142.50 and 240,783

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Solution

The fourth proportional to 766,095, 1,149,142.50 and 240,783 is: 361,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,095 : 1,149,142.50 = 240,783 : x
  2. Step 2: Convert to fraction form
    766,095/1,149,142.50 = 240,783/x
  3. Step 3: Cross multiply
    766,095x = 1,149,142.50 × 240,783
  4. Step 4: Simplify right side
    766,095x = 276,693,978,577.50
  5. Step 5: Solve for x
    x = 276,693,978,577.50/766,095
  6. Step 6: Final answer
    x = 361,174.50

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Double scale
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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.