Home / 684,136.88-1,026,372.31-482,126.88

Finding the Fourth Proportional to 684,136.88, 1,026,372.31 and 482,126.88

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Solution

The fourth proportional to 684,136.88, 1,026,372.31 and 482,126.88 is: 723,308.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,136.88 : 1,026,372.31 = 482,126.88 : x
  2. Step 2: Convert to fraction form
    684,136.88/1,026,372.31 = 482,126.88/x
  3. Step 3: Cross multiply
    684,136.88x = 1,026,372.31 × 482,126.88
  4. Step 4: Simplify right side
    684,136.88x = 494,841,684,894.24
  5. Step 5: Solve for x
    x = 494,841,684,894.24/684,136.88
  6. Step 6: Final answer
    x = 723,308.00

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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.