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Finding the Fourth Proportional to 536,677.30, 740,306.28 and 335,123.38

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Solution

The fourth proportional to 536,677.30, 740,306.28 and 335,123.38 is: 462,277.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,677.30 : 740,306.28 = 335,123.38 : x
  2. Step 2: Convert to fraction form
    536,677.30/740,306.28 = 335,123.38/x
  3. Step 3: Cross multiply
    536,677.30x = 740,306.28 × 335,123.38
  4. Step 4: Simplify right side
    536,677.30x = 248,093,942,788.83
  5. Step 5: Solve for x
    x = 248,093,942,788.83/536,677.30
  6. Step 6: Final answer
    x = 462,277.69

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Double scale
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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.