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Finding the Fourth Proportional to 712,302.93, 982,887.98 and 567,476.03

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Solution

The fourth proportional to 712,302.93, 982,887.98 and 567,476.03 is: 783,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,302.93 : 982,887.98 = 567,476.03 : x
  2. Step 2: Convert to fraction form
    712,302.93/982,887.98 = 567,476.03/x
  3. Step 3: Cross multiply
    712,302.93x = 982,887.98 × 567,476.03
  4. Step 4: Simplify right side
    712,302.93x = 557,765,361,073.30
  5. Step 5: Solve for x
    x = 557,765,361,073.30/712,302.93
  6. Step 6: Final answer
    x = 783,045.16

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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.