Home / 707,572.14-1,059,741.31-555,422.89

Finding the Fourth Proportional to 707,572.14, 1,059,741.31 and 555,422.89

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Solution

The fourth proportional to 707,572.14, 1,059,741.31 and 555,422.89 is: 831,865.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,572.14 : 1,059,741.31 = 555,422.89 : x
  2. Step 2: Convert to fraction form
    707,572.14/1,059,741.31 = 555,422.89/x
  3. Step 3: Cross multiply
    707,572.14x = 1,059,741.31 × 555,422.89
  4. Step 4: Simplify right side
    707,572.14x = 588,604,581,052.59
  5. Step 5: Solve for x
    x = 588,604,581,052.59/707,572.14
  6. Step 6: Final answer
    x = 831,865.12

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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.