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Finding the Fourth Proportional to 531,034.10, 796,551.15 and 342,077.30

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Solution

The fourth proportional to 531,034.10, 796,551.15 and 342,077.30 is: 513,115.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,034.10 : 796,551.15 = 342,077.30 : x
  2. Step 2: Convert to fraction form
    531,034.10/796,551.15 = 342,077.30/x
  3. Step 3: Cross multiply
    531,034.10x = 796,551.15 × 342,077.30
  4. Step 4: Simplify right side
    531,034.10x = 272,482,066,703.90
  5. Step 5: Solve for x
    x = 272,482,066,703.90/531,034.10
  6. Step 6: Final answer
    x = 513,115.95

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Similar ratio
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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.