Home / 765,572.68-1,147,587.04-481,466.22

Finding the Fourth Proportional to 765,572.68, 1,147,587.04 and 481,466.22

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Solution

The fourth proportional to 765,572.68, 1,147,587.04 and 481,466.22 is: 721,713.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,572.68 : 1,147,587.04 = 481,466.22 : x
  2. Step 2: Convert to fraction form
    765,572.68/1,147,587.04 = 481,466.22/x
  3. Step 3: Cross multiply
    765,572.68x = 1,147,587.04 × 481,466.22
  4. Step 4: Simplify right side
    765,572.68x = 552,524,394,269.79
  5. Step 5: Solve for x
    x = 552,524,394,269.79/765,572.68
  6. Step 6: Final answer
    x = 721,713.83

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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.