Home / 738,701.72-1,108,086.53-226,330.17

Finding the Fourth Proportional to 738,701.72, 1,108,086.53 and 226,330.17

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Solution

The fourth proportional to 738,701.72, 1,108,086.53 and 226,330.17 is: 339,505.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,701.72 : 1,108,086.53 = 226,330.17 : x
  2. Step 2: Convert to fraction form
    738,701.72/1,108,086.53 = 226,330.17/x
  3. Step 3: Cross multiply
    738,701.72x = 1,108,086.53 × 226,330.17
  4. Step 4: Simplify right side
    738,701.72x = 250,793,411,577.96
  5. Step 5: Solve for x
    x = 250,793,411,577.96/738,701.72
  6. Step 6: Final answer
    x = 339,505.66

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Double scale
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Similar ratio
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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.