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Finding the Fourth Proportional to 605,740.92, 835,923.68 and 364,027.20

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Solution

The fourth proportional to 605,740.92, 835,923.68 and 364,027.20 is: 502,358.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,740.92 : 835,923.68 = 364,027.20 : x
  2. Step 2: Convert to fraction form
    605,740.92/835,923.68 = 364,027.20/x
  3. Step 3: Cross multiply
    605,740.92x = 835,923.68 × 364,027.20
  4. Step 4: Simplify right side
    605,740.92x = 304,298,956,644.10
  5. Step 5: Solve for x
    x = 304,298,956,644.10/605,740.92
  6. Step 6: Final answer
    x = 502,358.26

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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.