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Finding the Fourth Proportional to 475,404.16, 712,625.68 and 298,035.52

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Solution

The fourth proportional to 475,404.16, 712,625.68 and 298,035.52 is: 446,752.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,404.16 : 712,625.68 = 298,035.52 : x
  2. Step 2: Convert to fraction form
    475,404.16/712,625.68 = 298,035.52/x
  3. Step 3: Cross multiply
    475,404.16x = 712,625.68 × 298,035.52
  4. Step 4: Simplify right side
    475,404.16x = 212,387,765,104.15
  5. Step 5: Solve for x
    x = 212,387,765,104.15/475,404.16
  6. Step 6: Final answer
    x = 446,752.01

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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.