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Finding the Fourth Proportional to 650,475.60, 975,421.80 and 295,306.80

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Solution

The fourth proportional to 650,475.60, 975,421.80 and 295,306.80 is: 442,827.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,475.60 : 975,421.80 = 295,306.80 : x
  2. Step 2: Convert to fraction form
    650,475.60/975,421.80 = 295,306.80/x
  3. Step 3: Cross multiply
    650,475.60x = 975,421.80 × 295,306.80
  4. Step 4: Simplify right side
    650,475.60x = 288,048,690,408.24
  5. Step 5: Solve for x
    x = 288,048,690,408.24/650,475.60
  6. Step 6: Final answer
    x = 442,827.82

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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.