Home / 887,098.35-1,223,809.47-542,949.60

Finding the Fourth Proportional to 887,098.35, 1,223,809.47 and 542,949.60

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Solution

The fourth proportional to 887,098.35, 1,223,809.47 and 542,949.60 is: 749,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,098.35 : 1,223,809.47 = 542,949.60 : x
  2. Step 2: Convert to fraction form
    887,098.35/1,223,809.47 = 542,949.60/x
  3. Step 3: Cross multiply
    887,098.35x = 1,223,809.47 × 542,949.60
  4. Step 4: Simplify right side
    887,098.35x = 664,466,862,212.71
  5. Step 5: Solve for x
    x = 664,466,862,212.71/887,098.35
  6. Step 6: Final answer
    x = 749,034.04

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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.