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Finding the Fourth Proportional to 482,247.68, 723,410.86 and 242,238.10

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Solution

The fourth proportional to 482,247.68, 723,410.86 and 242,238.10 is: 363,376.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,247.68 : 723,410.86 = 242,238.10 : x
  2. Step 2: Convert to fraction form
    482,247.68/723,410.86 = 242,238.10/x
  3. Step 3: Cross multiply
    482,247.68x = 723,410.86 × 242,238.10
  4. Step 4: Simplify right side
    482,247.68x = 175,237,672,245.77
  5. Step 5: Solve for x
    x = 175,237,672,245.77/482,247.68
  6. Step 6: Final answer
    x = 363,376.91

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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.