Home / 733,787.20-1,100,790.15-260,432.92

Finding the Fourth Proportional to 733,787.20, 1,100,790.15 and 260,432.92

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Solution

The fourth proportional to 733,787.20, 1,100,790.15 and 260,432.92 is: 390,688.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,787.20 : 1,100,790.15 = 260,432.92 : x
  2. Step 2: Convert to fraction form
    733,787.20/1,100,790.15 = 260,432.92/x
  3. Step 3: Cross multiply
    733,787.20x = 1,100,790.15 × 260,432.92
  4. Step 4: Simplify right side
    733,787.20x = 286,681,993,071.74
  5. Step 5: Solve for x
    x = 286,681,993,071.74/733,787.20
  6. Step 6: Final answer
    x = 390,688.19

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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.