Home / 691,146.20-1,036,645.60-241,875.65

Finding the Fourth Proportional to 691,146.20, 1,036,645.60 and 241,875.65

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Solution

The fourth proportional to 691,146.20, 1,036,645.60 and 241,875.65 is: 362,787.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,146.20 : 1,036,645.60 = 241,875.65 : x
  2. Step 2: Convert to fraction form
    691,146.20/1,036,645.60 = 241,875.65/x
  3. Step 3: Cross multiply
    691,146.20x = 1,036,645.60 × 241,875.65
  4. Step 4: Simplify right side
    691,146.20x = 250,739,328,319.64
  5. Step 5: Solve for x
    x = 250,739,328,319.64/691,146.20
  6. Step 6: Final answer
    x = 362,787.68

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Double scale
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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.