Home / 845,306.10-1,166,642.04-523,119.96

Finding the Fourth Proportional to 845,306.10, 1,166,642.04 and 523,119.96

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Solution

The fourth proportional to 845,306.10, 1,166,642.04 and 523,119.96 is: 721,979.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,306.10 : 1,166,642.04 = 523,119.96 : x
  2. Step 2: Convert to fraction form
    845,306.10/1,166,642.04 = 523,119.96/x
  3. Step 3: Cross multiply
    845,306.10x = 1,166,642.04 × 523,119.96
  4. Step 4: Simplify right side
    845,306.10x = 610,293,737,299.12
  5. Step 5: Solve for x
    x = 610,293,737,299.12/845,306.10
  6. Step 6: Final answer
    x = 721,979.57

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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.