Home / 654,148.46-902,695.20-382,241.18

Finding the Fourth Proportional to 654,148.46, 902,695.20 and 382,241.18

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Solution

The fourth proportional to 654,148.46, 902,695.20 and 382,241.18 is: 527,475.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,148.46 : 902,695.20 = 382,241.18 : x
  2. Step 2: Convert to fraction form
    654,148.46/902,695.20 = 382,241.18/x
  3. Step 3: Cross multiply
    654,148.46x = 902,695.20 × 382,241.18
  4. Step 4: Simplify right side
    654,148.46x = 345,047,278,428.34
  5. Step 5: Solve for x
    x = 345,047,278,428.34/654,148.46
  6. Step 6: Final answer
    x = 527,475.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.