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Finding the Fourth Proportional to 373,128.48, 514,884.72 and 207,524.76

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Solution

The fourth proportional to 373,128.48, 514,884.72 and 207,524.76 is: 286,366.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,128.48 : 514,884.72 = 207,524.76 : x
  2. Step 2: Convert to fraction form
    373,128.48/514,884.72 = 207,524.76/x
  3. Step 3: Cross multiply
    373,128.48x = 514,884.72 × 207,524.76
  4. Step 4: Simplify right side
    373,128.48x = 106,851,327,945.67
  5. Step 5: Solve for x
    x = 106,851,327,945.67/373,128.48
  6. Step 6: Final answer
    x = 286,366.05

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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.