Home / 807,753.42-1,114,654.32-445,176.18

Finding the Fourth Proportional to 807,753.42, 1,114,654.32 and 445,176.18

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Solution

The fourth proportional to 807,753.42, 1,114,654.32 and 445,176.18 is: 614,318.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,753.42 : 1,114,654.32 = 445,176.18 : x
  2. Step 2: Convert to fraction form
    807,753.42/1,114,654.32 = 445,176.18/x
  3. Step 3: Cross multiply
    807,753.42x = 1,114,654.32 × 445,176.18
  4. Step 4: Simplify right side
    807,753.42x = 496,217,552,198.10
  5. Step 5: Solve for x
    x = 496,217,552,198.10/807,753.42
  6. Step 6: Final answer
    x = 614,318.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.