Home / 438,024.60-656,583.30-237,922.20

Finding the Fourth Proportional to 438,024.60, 656,583.30 and 237,922.20

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Solution

The fourth proportional to 438,024.60, 656,583.30 and 237,922.20 is: 356,636.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,024.60 : 656,583.30 = 237,922.20 : x
  2. Step 2: Convert to fraction form
    438,024.60/656,583.30 = 237,922.20/x
  3. Step 3: Cross multiply
    438,024.60x = 656,583.30 × 237,922.20
  4. Step 4: Simplify right side
    438,024.60x = 156,215,743,219.26
  5. Step 5: Solve for x
    x = 156,215,743,219.26/438,024.60
  6. Step 6: Final answer
    x = 356,636.92

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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.