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Finding the Fourth Proportional to 598,632.52, 898,195.02 and 439,520.98

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Solution

The fourth proportional to 598,632.52, 898,195.02 and 439,520.98 is: 659,462.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,632.52 : 898,195.02 = 439,520.98 : x
  2. Step 2: Convert to fraction form
    598,632.52/898,195.02 = 439,520.98/x
  3. Step 3: Cross multiply
    598,632.52x = 898,195.02 × 439,520.98
  4. Step 4: Simplify right side
    598,632.52x = 394,775,555,421.52
  5. Step 5: Solve for x
    x = 394,775,555,421.52/598,632.52
  6. Step 6: Final answer
    x = 659,462.26

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Double scale
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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.