Home / 536,401.31-803,853.82-403,125.53

Finding the Fourth Proportional to 536,401.31, 803,853.82 and 403,125.53

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Solution

The fourth proportional to 536,401.31, 803,853.82 and 403,125.53 is: 604,126.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,401.31 : 803,853.82 = 403,125.53 : x
  2. Step 2: Convert to fraction form
    536,401.31/803,853.82 = 403,125.53/x
  3. Step 3: Cross multiply
    536,401.31x = 803,853.82 × 403,125.53
  4. Step 4: Simplify right side
    536,401.31x = 324,053,993,714.66
  5. Step 5: Solve for x
    x = 324,053,993,714.66/536,401.31
  6. Step 6: Final answer
    x = 604,126.04

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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.