Home / 923,229.92-1,385,273.52-354,421.76

Finding the Fourth Proportional to 923,229.92, 1,385,273.52 and 354,421.76

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Solution

The fourth proportional to 923,229.92, 1,385,273.52 and 354,421.76 is: 531,797.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,229.92 : 1,385,273.52 = 354,421.76 : x
  2. Step 2: Convert to fraction form
    923,229.92/1,385,273.52 = 354,421.76/x
  3. Step 3: Cross multiply
    923,229.92x = 1,385,273.52 × 354,421.76
  4. Step 4: Simplify right side
    923,229.92x = 490,971,079,039.80
  5. Step 5: Solve for x
    x = 490,971,079,039.80/923,229.92
  6. Step 6: Final answer
    x = 531,797.19

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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.