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Finding the Fourth Proportional to 242,337.99, 363,479.17 and 64,858.85

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Solution

The fourth proportional to 242,337.99, 363,479.17 and 64,858.85 is: 97,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,337.99 : 363,479.17 = 64,858.85 : x
  2. Step 2: Convert to fraction form
    242,337.99/363,479.17 = 64,858.85/x
  3. Step 3: Cross multiply
    242,337.99x = 363,479.17 × 64,858.85
  4. Step 4: Simplify right side
    242,337.99x = 23,574,840,965.15
  5. Step 5: Solve for x
    x = 23,574,840,965.15/242,337.99
  6. Step 6: Final answer
    x = 97,280.83

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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.