Home / 954,553.28-1,317,255.80-541,128.42

Finding the Fourth Proportional to 954,553.28, 1,317,255.80 and 541,128.42

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Solution

The fourth proportional to 954,553.28, 1,317,255.80 and 541,128.42 is: 746,741.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,553.28 : 1,317,255.80 = 541,128.42 : x
  2. Step 2: Convert to fraction form
    954,553.28/1,317,255.80 = 541,128.42/x
  3. Step 3: Cross multiply
    954,553.28x = 1,317,255.80 × 541,128.42
  4. Step 4: Simplify right side
    954,553.28x = 712,804,549,789.84
  5. Step 5: Solve for x
    x = 712,804,549,789.84/954,553.28
  6. Step 6: Final answer
    x = 746,741.50

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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.