Home / 749,913.35-1,125,035.26-217,456.61

Finding the Fourth Proportional to 749,913.35, 1,125,035.26 and 217,456.61

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Solution

The fourth proportional to 749,913.35, 1,125,035.26 and 217,456.61 is: 326,232.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,913.35 : 1,125,035.26 = 217,456.61 : x
  2. Step 2: Convert to fraction form
    749,913.35/1,125,035.26 = 217,456.61/x
  3. Step 3: Cross multiply
    749,913.35x = 1,125,035.26 × 217,456.61
  4. Step 4: Simplify right side
    749,913.35x = 244,646,353,770.07
  5. Step 5: Solve for x
    x = 244,646,353,770.07/749,913.35
  6. Step 6: Final answer
    x = 326,232.83

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1.5x scale

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.