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Finding the Fourth Proportional to 488,958.38, 732,300.30 and 475,504.82

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Solution

The fourth proportional to 488,958.38, 732,300.30 and 475,504.82 is: 712,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,958.38 : 732,300.30 = 475,504.82 : x
  2. Step 2: Convert to fraction form
    488,958.38/732,300.30 = 475,504.82/x
  3. Step 3: Cross multiply
    488,958.38x = 732,300.30 × 475,504.82
  4. Step 4: Simplify right side
    488,958.38x = 348,212,322,337.45
  5. Step 5: Solve for x
    x = 348,212,322,337.45/488,958.38
  6. Step 6: Final answer
    x = 712,151.25

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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.