Home / 766,625.31-1,148,666.76-466,197.12

Finding the Fourth Proportional to 766,625.31, 1,148,666.76 and 466,197.12

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Solution

The fourth proportional to 766,625.31, 1,148,666.76 and 466,197.12 is: 698,522.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,625.31 : 1,148,666.76 = 466,197.12 : x
  2. Step 2: Convert to fraction form
    766,625.31/1,148,666.76 = 466,197.12/x
  3. Step 3: Cross multiply
    766,625.31x = 1,148,666.76 × 466,197.12
  4. Step 4: Simplify right side
    766,625.31x = 535,505,135,351.73
  5. Step 5: Solve for x
    x = 535,505,135,351.73/766,625.31
  6. Step 6: Final answer
    x = 698,522.64

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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.