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Finding the Fourth Proportional to 696,612, 1,044,043.44 and 376,751.12

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Solution

The fourth proportional to 696,612, 1,044,043.44 and 376,751.12 is: 564,653.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,612 : 1,044,043.44 = 376,751.12 : x
  2. Step 2: Convert to fraction form
    696,612/1,044,043.44 = 376,751.12/x
  3. Step 3: Cross multiply
    696,612x = 1,044,043.44 × 376,751.12
  4. Step 4: Simplify right side
    696,612x = 393,344,535,348.65
  5. Step 5: Solve for x
    x = 393,344,535,348.65/696,612
  6. Step 6: Final answer
    x = 564,653.69

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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.