Home / 348,081.80-521,777.10-160,766.60

Finding the Fourth Proportional to 348,081.80, 521,777.10 and 160,766.60

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Solution

The fourth proportional to 348,081.80, 521,777.10 and 160,766.60 is: 240,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,081.80 : 521,777.10 = 160,766.60 : x
  2. Step 2: Convert to fraction form
    348,081.80/521,777.10 = 160,766.60/x
  3. Step 3: Cross multiply
    348,081.80x = 521,777.10 × 160,766.60
  4. Step 4: Simplify right side
    348,081.80x = 83,884,330,324.86
  5. Step 5: Solve for x
    x = 83,884,330,324.86/348,081.80
  6. Step 6: Final answer
    x = 240,990.28

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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.