Home / 932,132.88-1,398,230.28-258,220.98

Finding the Fourth Proportional to 932,132.88, 1,398,230.28 and 258,220.98

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Solution

The fourth proportional to 932,132.88, 1,398,230.28 and 258,220.98 is: 387,340.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,132.88 : 1,398,230.28 = 258,220.98 : x
  2. Step 2: Convert to fraction form
    932,132.88/1,398,230.28 = 258,220.98/x
  3. Step 3: Cross multiply
    932,132.88x = 1,398,230.28 × 258,220.98
  4. Step 4: Simplify right side
    932,132.88x = 361,052,393,167.27
  5. Step 5: Solve for x
    x = 361,052,393,167.27/932,132.88
  6. Step 6: Final answer
    x = 387,340.05

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1.5x scale

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.