Home / 552,997.19-763,136.30-323,598.57

Finding the Fourth Proportional to 552,997.19, 763,136.30 and 323,598.57

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Solution

The fourth proportional to 552,997.19, 763,136.30 and 323,598.57 is: 446,566.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,997.19 : 763,136.30 = 323,598.57 : x
  2. Step 2: Convert to fraction form
    552,997.19/763,136.30 = 323,598.57/x
  3. Step 3: Cross multiply
    552,997.19x = 763,136.30 × 323,598.57
  4. Step 4: Simplify right side
    552,997.19x = 246,949,813,777.10
  5. Step 5: Solve for x
    x = 246,949,813,777.10/552,997.19
  6. Step 6: Final answer
    x = 446,566.13

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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.