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Finding the Fourth Proportional to 944,562.40, 1,416,843.60 and 851,250.40

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Solution

The fourth proportional to 944,562.40, 1,416,843.60 and 851,250.40 is: 1,276,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,562.40 : 1,416,843.60 = 851,250.40 : x
  2. Step 2: Convert to fraction form
    944,562.40/1,416,843.60 = 851,250.40/x
  3. Step 3: Cross multiply
    944,562.40x = 1,416,843.60 × 851,250.40
  4. Step 4: Simplify right side
    944,562.40x = 1,206,088,681,237.44
  5. Step 5: Solve for x
    x = 1,206,088,681,237.44/944,562.40
  6. Step 6: Final answer
    x = 1,276,875.60

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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.