Home / 749,700.80-1,124,609.52-217,229.48

Finding the Fourth Proportional to 749,700.80, 1,124,609.52 and 217,229.48

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Solution

The fourth proportional to 749,700.80, 1,124,609.52 and 217,229.48 is: 325,861.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,700.80 : 1,124,609.52 = 217,229.48 : x
  2. Step 2: Convert to fraction form
    749,700.80/1,124,609.52 = 217,229.48/x
  3. Step 3: Cross multiply
    749,700.80x = 1,124,609.52 × 217,229.48
  4. Step 4: Simplify right side
    749,700.80x = 244,298,341,232.65
  5. Step 5: Solve for x
    x = 244,298,341,232.65/749,700.80
  6. Step 6: Final answer
    x = 325,861.12

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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.