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Finding the Fourth Proportional to 882,253.20, 1,324,254.60 and 433,480.80

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Solution

The fourth proportional to 882,253.20, 1,324,254.60 and 433,480.80 is: 650,651.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,253.20 : 1,324,254.60 = 433,480.80 : x
  2. Step 2: Convert to fraction form
    882,253.20/1,324,254.60 = 433,480.80/x
  3. Step 3: Cross multiply
    882,253.20x = 1,324,254.60 × 433,480.80
  4. Step 4: Simplify right side
    882,253.20x = 574,038,943,411.68
  5. Step 5: Solve for x
    x = 574,038,943,411.68/882,253.20
  6. Step 6: Final answer
    x = 650,651.02

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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.