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Finding the Fourth Proportional to 306,595.92, 459,739.32 and 93,322.92

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Solution

The fourth proportional to 306,595.92, 459,739.32 and 93,322.92 is: 139,937.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,595.92 : 459,739.32 = 93,322.92 : x
  2. Step 2: Convert to fraction form
    306,595.92/459,739.32 = 93,322.92/x
  3. Step 3: Cross multiply
    306,595.92x = 459,739.32 × 93,322.92
  4. Step 4: Simplify right side
    306,595.92x = 42,904,215,781.21
  5. Step 5: Solve for x
    x = 42,904,215,781.21/306,595.92
  6. Step 6: Final answer
    x = 139,937.33

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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.