Home / 663,725.24-995,588.42-284,399.91

Finding the Fourth Proportional to 663,725.24, 995,588.42 and 284,399.91

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Solution

The fourth proportional to 663,725.24, 995,588.42 and 284,399.91 is: 426,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,725.24 : 995,588.42 = 284,399.91 : x
  2. Step 2: Convert to fraction form
    663,725.24/995,588.42 = 284,399.91/x
  3. Step 3: Cross multiply
    663,725.24x = 995,588.42 × 284,399.91
  4. Step 4: Simplify right side
    663,725.24x = 283,145,255,623.04
  5. Step 5: Solve for x
    x = 283,145,255,623.04/663,725.24
  6. Step 6: Final answer
    x = 426,600.10

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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.