Home / 558,513.56-831,453.04-555,192.02

Finding the Fourth Proportional to 558,513.56, 831,453.04 and 555,192.02

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Solution

The fourth proportional to 558,513.56, 831,453.04 and 555,192.02 is: 826,508.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,513.56 : 831,453.04 = 555,192.02 : x
  2. Step 2: Convert to fraction form
    558,513.56/831,453.04 = 555,192.02/x
  3. Step 3: Cross multiply
    558,513.56x = 831,453.04 × 555,192.02
  4. Step 4: Simplify right side
    558,513.56x = 461,616,092,812.74
  5. Step 5: Solve for x
    x = 461,616,092,812.74/558,513.56
  6. Step 6: Final answer
    x = 826,508.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.