Home / 887,708.22-1,331,572.05-256,627.50

Finding the Fourth Proportional to 887,708.22, 1,331,572.05 and 256,627.50

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Solution

The fourth proportional to 887,708.22, 1,331,572.05 and 256,627.50 is: 384,944.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,708.22 : 1,331,572.05 = 256,627.50 : x
  2. Step 2: Convert to fraction form
    887,708.22/1,331,572.05 = 256,627.50/x
  3. Step 3: Cross multiply
    887,708.22x = 1,331,572.05 × 256,627.50
  4. Step 4: Simplify right side
    887,708.22x = 341,718,006,261.38
  5. Step 5: Solve for x
    x = 341,718,006,261.38/887,708.22
  6. Step 6: Final answer
    x = 384,944.06

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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.