Home / 762,435.28-1,144,025.52-539,230.06

Finding the Fourth Proportional to 762,435.28, 1,144,025.52 and 539,230.06

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Solution

The fourth proportional to 762,435.28, 1,144,025.52 and 539,230.06 is: 809,108.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,435.28 : 1,144,025.52 = 539,230.06 : x
  2. Step 2: Convert to fraction form
    762,435.28/1,144,025.52 = 539,230.06/x
  3. Step 3: Cross multiply
    762,435.28x = 1,144,025.52 × 539,230.06
  4. Step 4: Simplify right side
    762,435.28x = 616,892,949,791.13
  5. Step 5: Solve for x
    x = 616,892,949,791.13/762,435.28
  6. Step 6: Final answer
    x = 809,108.61

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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.