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Finding the Fourth Proportional to 882,649.60, 1,324,521.60 and 462,227.20

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Solution

The fourth proportional to 882,649.60, 1,324,521.60 and 462,227.20 is: 693,627.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,649.60 : 1,324,521.60 = 462,227.20 : x
  2. Step 2: Convert to fraction form
    882,649.60/1,324,521.60 = 462,227.20/x
  3. Step 3: Cross multiply
    882,649.60x = 1,324,521.60 × 462,227.20
  4. Step 4: Simplify right side
    882,649.60x = 612,229,910,507.52
  5. Step 5: Solve for x
    x = 612,229,910,507.52/882,649.60
  6. Step 6: Final answer
    x = 693,627.36

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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.