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Finding the Fourth Proportional to 696,613, 1,044,044.94 and 376,752.12

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Solution

The fourth proportional to 696,613, 1,044,044.94 and 376,752.12 is: 564,655.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,613 : 1,044,044.94 = 376,752.12 : x
  2. Step 2: Convert to fraction form
    696,613/1,044,044.94 = 376,752.12/x
  3. Step 3: Cross multiply
    696,613x = 1,044,044.94 × 376,752.12
  4. Step 4: Simplify right side
    696,613x = 393,346,144,520.27
  5. Step 5: Solve for x
    x = 393,346,144,520.27/696,613
  6. Step 6: Final answer
    x = 564,655.19

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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.