Home / 738,368.10-1,107,552.15-454,932.90

Finding the Fourth Proportional to 738,368.10, 1,107,552.15 and 454,932.90

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Solution

The fourth proportional to 738,368.10, 1,107,552.15 and 454,932.90 is: 682,399.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,368.10 : 1,107,552.15 = 454,932.90 : x
  2. Step 2: Convert to fraction form
    738,368.10/1,107,552.15 = 454,932.90/x
  3. Step 3: Cross multiply
    738,368.10x = 1,107,552.15 × 454,932.90
  4. Step 4: Simplify right side
    738,368.10x = 503,861,911,500.74
  5. Step 5: Solve for x
    x = 503,861,911,500.74/738,368.10
  6. Step 6: Final answer
    x = 682,399.35

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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.