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Finding the Fourth Proportional to 482,267.68, 665,468.23 and 264,419.03

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Solution

The fourth proportional to 482,267.68, 665,468.23 and 264,419.03 is: 364,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,267.68 : 665,468.23 = 264,419.03 : x
  2. Step 2: Convert to fraction form
    482,267.68/665,468.23 = 264,419.03/x
  3. Step 3: Cross multiply
    482,267.68x = 665,468.23 × 264,419.03
  4. Step 4: Simplify right side
    482,267.68x = 175,962,461,131.78
  5. Step 5: Solve for x
    x = 175,962,461,131.78/482,267.68
  6. Step 6: Final answer
    x = 364,864.72

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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.