Home / 712,058.12-982,615.76-406,233.50

Finding the Fourth Proportional to 712,058.12, 982,615.76 and 406,233.50

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Solution

The fourth proportional to 712,058.12, 982,615.76 and 406,233.50 is: 560,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,058.12 : 982,615.76 = 406,233.50 : x
  2. Step 2: Convert to fraction form
    712,058.12/982,615.76 = 406,233.50/x
  3. Step 3: Cross multiply
    712,058.12x = 982,615.76 × 406,233.50
  4. Step 4: Simplify right side
    712,058.12x = 399,171,442,209.91
  5. Step 5: Solve for x
    x = 399,171,442,209.91/712,058.12
  6. Step 6: Final answer
    x = 560,588.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.