Home / 753,489.15-1,130,144.22-247,924.77

Finding the Fourth Proportional to 753,489.15, 1,130,144.22 and 247,924.77

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Solution

The fourth proportional to 753,489.15, 1,130,144.22 and 247,924.77 is: 371,857.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,489.15 : 1,130,144.22 = 247,924.77 : x
  2. Step 2: Convert to fraction form
    753,489.15/1,130,144.22 = 247,924.77/x
  3. Step 3: Cross multiply
    753,489.15x = 1,130,144.22 × 247,924.77
  4. Step 4: Simplify right side
    753,489.15x = 280,190,745,810.33
  5. Step 5: Solve for x
    x = 280,190,745,810.33/753,489.15
  6. Step 6: Final answer
    x = 371,857.70

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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.