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Finding the Fourth Proportional to 605,037.60, 906,377.04 and 351,695.52

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Solution

The fourth proportional to 605,037.60, 906,377.04 and 351,695.52 is: 526,857.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,037.60 : 906,377.04 = 351,695.52 : x
  2. Step 2: Convert to fraction form
    605,037.60/906,377.04 = 351,695.52/x
  3. Step 3: Cross multiply
    605,037.60x = 906,377.04 × 351,695.52
  4. Step 4: Simplify right side
    605,037.60x = 318,768,744,398.86
  5. Step 5: Solve for x
    x = 318,768,744,398.86/605,037.60
  6. Step 6: Final answer
    x = 526,857.74

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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.