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Finding the Fourth Proportional to 534,752.58, 738,294.12 and 344,097.30

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Solution

The fourth proportional to 534,752.58, 738,294.12 and 344,097.30 is: 475,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,752.58 : 738,294.12 = 344,097.30 : x
  2. Step 2: Convert to fraction form
    534,752.58/738,294.12 = 344,097.30/x
  3. Step 3: Cross multiply
    534,752.58x = 738,294.12 × 344,097.30
  4. Step 4: Simplify right side
    534,752.58x = 254,045,013,297.88
  5. Step 5: Solve for x
    x = 254,045,013,297.88/534,752.58
  6. Step 6: Final answer
    x = 475,070.20

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1.5x scale

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.