Home / 974,139.90-1,344,328.29-544,447.86

Finding the Fourth Proportional to 974,139.90, 1,344,328.29 and 544,447.86

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Solution

The fourth proportional to 974,139.90, 1,344,328.29 and 544,447.86 is: 751,346.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,139.90 : 1,344,328.29 = 544,447.86 : x
  2. Step 2: Convert to fraction form
    974,139.90/1,344,328.29 = 544,447.86/x
  3. Step 3: Cross multiply
    974,139.90x = 1,344,328.29 × 544,447.86
  4. Step 4: Simplify right side
    974,139.90x = 731,916,660,627.96
  5. Step 5: Solve for x
    x = 731,916,660,627.96/974,139.90
  6. Step 6: Final answer
    x = 751,346.56

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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.