Home / 382,948.05-574,156.08-169,599.72

Finding the Fourth Proportional to 382,948.05, 574,156.08 and 169,599.72

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Solution

The fourth proportional to 382,948.05, 574,156.08 and 169,599.72 is: 254,281.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,948.05 : 574,156.08 = 169,599.72 : x
  2. Step 2: Convert to fraction form
    382,948.05/574,156.08 = 169,599.72/x
  3. Step 3: Cross multiply
    382,948.05x = 574,156.08 × 169,599.72
  4. Step 4: Simplify right side
    382,948.05x = 97,376,712,557.38
  5. Step 5: Solve for x
    x = 97,376,712,557.38/382,948.05
  6. Step 6: Final answer
    x = 254,281.78

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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.