Home / 482,351.28-723,428.40-182,728.56

Finding the Fourth Proportional to 482,351.28, 723,428.40 and 182,728.56

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Solution

The fourth proportional to 482,351.28, 723,428.40 and 182,728.56 is: 274,055.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,351.28 : 723,428.40 = 182,728.56 : x
  2. Step 2: Convert to fraction form
    482,351.28/723,428.40 = 182,728.56/x
  3. Step 3: Cross multiply
    482,351.28x = 723,428.40 × 182,728.56
  4. Step 4: Simplify right side
    482,351.28x = 132,191,029,795.10
  5. Step 5: Solve for x
    x = 132,191,029,795.10/482,351.28
  6. Step 6: Final answer
    x = 274,055.52

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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.