Home / 883,098.60-1,218,865.98-538,860.78

Finding the Fourth Proportional to 883,098.60, 1,218,865.98 and 538,860.78

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Solution

The fourth proportional to 883,098.60, 1,218,865.98 and 538,860.78 is: 743,743.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,098.60 : 1,218,865.98 = 538,860.78 : x
  2. Step 2: Convert to fraction form
    883,098.60/1,218,865.98 = 538,860.78/x
  3. Step 3: Cross multiply
    883,098.60x = 1,218,865.98 × 538,860.78
  4. Step 4: Simplify right side
    883,098.60x = 656,799,072,698.26
  5. Step 5: Solve for x
    x = 656,799,072,698.26/883,098.60
  6. Step 6: Final answer
    x = 743,743.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.