Home / 362,445.34-500,180.75-199,108.72

Finding the Fourth Proportional to 362,445.34, 500,180.75 and 199,108.72

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Solution

The fourth proportional to 362,445.34, 500,180.75 and 199,108.72 is: 274,773.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,445.34 : 500,180.75 = 199,108.72 : x
  2. Step 2: Convert to fraction form
    362,445.34/500,180.75 = 199,108.72/x
  3. Step 3: Cross multiply
    362,445.34x = 500,180.75 × 199,108.72
  4. Step 4: Simplify right side
    362,445.34x = 99,590,348,901.14
  5. Step 5: Solve for x
    x = 99,590,348,901.14/362,445.34
  6. Step 6: Final answer
    x = 274,773.43

Related Problems

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Half scale
Find fourth proportional to 724,890.68, 1,000,361.50 and 398,217.44
Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.