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Finding the Fourth Proportional to 607,174.38, 910,972.98 and 270,454.14

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Solution

The fourth proportional to 607,174.38, 910,972.98 and 270,454.14 is: 405,775.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,174.38 : 910,972.98 = 270,454.14 : x
  2. Step 2: Convert to fraction form
    607,174.38/910,972.98 = 270,454.14/x
  3. Step 3: Cross multiply
    607,174.38x = 910,972.98 × 270,454.14
  4. Step 4: Simplify right side
    607,174.38x = 246,376,413,869.14
  5. Step 5: Solve for x
    x = 246,376,413,869.14/607,174.38
  6. Step 6: Final answer
    x = 405,775.38

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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.