Home / 891,695.30-1,337,918.15-555,017.54

Finding the Fourth Proportional to 891,695.30, 1,337,918.15 and 555,017.54

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Solution

The fourth proportional to 891,695.30, 1,337,918.15 and 555,017.54 is: 832,759.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,695.30 : 1,337,918.15 = 555,017.54 : x
  2. Step 2: Convert to fraction form
    891,695.30/1,337,918.15 = 555,017.54/x
  3. Step 3: Cross multiply
    891,695.30x = 1,337,918.15 × 555,017.54
  4. Step 4: Simplify right side
    891,695.30x = 742,568,040,334.35
  5. Step 5: Solve for x
    x = 742,568,040,334.35/891,695.30
  6. Step 6: Final answer
    x = 832,759.85

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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.