Home / 872,115.96-1,308,160.98-241,015.80

Finding the Fourth Proportional to 872,115.96, 1,308,160.98 and 241,015.80

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Solution

The fourth proportional to 872,115.96, 1,308,160.98 and 241,015.80 is: 361,520.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,115.96 : 1,308,160.98 = 241,015.80 : x
  2. Step 2: Convert to fraction form
    872,115.96/1,308,160.98 = 241,015.80/x
  3. Step 3: Cross multiply
    872,115.96x = 1,308,160.98 × 241,015.80
  4. Step 4: Simplify right side
    872,115.96x = 315,287,465,123.48
  5. Step 5: Solve for x
    x = 315,287,465,123.48/872,115.96
  6. Step 6: Final answer
    x = 361,520.12

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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.