Home / 887,430.60-1,331,981.10-467,008.20

Finding the Fourth Proportional to 887,430.60, 1,331,981.10 and 467,008.20

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Solution

The fourth proportional to 887,430.60, 1,331,981.10 and 467,008.20 is: 700,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,430.60 : 1,331,981.10 = 467,008.20 : x
  2. Step 2: Convert to fraction form
    887,430.60/1,331,981.10 = 467,008.20/x
  3. Step 3: Cross multiply
    887,430.60x = 1,331,981.10 × 467,008.20
  4. Step 4: Simplify right side
    887,430.60x = 622,046,095,945.02
  5. Step 5: Solve for x
    x = 622,046,095,945.02/887,430.60
  6. Step 6: Final answer
    x = 700,951.82

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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.