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Finding the Fourth Proportional to 650,041.60, 975,062.40 and 437,465.20

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Solution

The fourth proportional to 650,041.60, 975,062.40 and 437,465.20 is: 656,197.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,041.60 : 975,062.40 = 437,465.20 : x
  2. Step 2: Convert to fraction form
    650,041.60/975,062.40 = 437,465.20/x
  3. Step 3: Cross multiply
    650,041.60x = 975,062.40 × 437,465.20
  4. Step 4: Simplify right side
    650,041.60x = 426,555,867,828.48
  5. Step 5: Solve for x
    x = 426,555,867,828.48/650,041.60
  6. Step 6: Final answer
    x = 656,197.80

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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.