Home / 658,211.60-984,821.40-437,027.60

Finding the Fourth Proportional to 658,211.60, 984,821.40 and 437,027.60

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Solution

The fourth proportional to 658,211.60, 984,821.40 and 437,027.60 is: 653,884.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,211.60 : 984,821.40 = 437,027.60 : x
  2. Step 2: Convert to fraction form
    658,211.60/984,821.40 = 437,027.60/x
  3. Step 3: Cross multiply
    658,211.60x = 984,821.40 × 437,027.60
  4. Step 4: Simplify right side
    658,211.60x = 430,394,132,870.64
  5. Step 5: Solve for x
    x = 430,394,132,870.64/658,211.60
  6. Step 6: Final answer
    x = 653,884.15

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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.