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Finding the Fourth Proportional to 655,362.30, 904,342.27 and 364,951.92

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Solution

The fourth proportional to 655,362.30, 904,342.27 and 364,951.92 is: 503,601.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,362.30 : 904,342.27 = 364,951.92 : x
  2. Step 2: Convert to fraction form
    655,362.30/904,342.27 = 364,951.92/x
  3. Step 3: Cross multiply
    655,362.30x = 904,342.27 × 364,951.92
  4. Step 4: Simplify right side
    655,362.30x = 330,041,447,773.66
  5. Step 5: Solve for x
    x = 330,041,447,773.66/655,362.30
  6. Step 6: Final answer
    x = 503,601.52

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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.