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Finding the Fourth Proportional to 650,859.20, 974,772.48 and 632,920.96

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Solution

The fourth proportional to 650,859.20, 974,772.48 and 632,920.96 is: 947,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,859.20 : 974,772.48 = 632,920.96 : x
  2. Step 2: Convert to fraction form
    650,859.20/974,772.48 = 632,920.96/x
  3. Step 3: Cross multiply
    650,859.20x = 974,772.48 × 632,920.96
  4. Step 4: Simplify right side
    650,859.20x = 616,953,933,823.18
  5. Step 5: Solve for x
    x = 616,953,933,823.18/650,859.20
  6. Step 6: Final answer
    x = 947,906.91

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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.