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Finding the Fourth Proportional to 373,097.25, 514,877.85 and 203,335.02

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Solution

The fourth proportional to 373,097.25, 514,877.85 and 203,335.02 is: 280,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,097.25 : 514,877.85 = 203,335.02 : x
  2. Step 2: Convert to fraction form
    373,097.25/514,877.85 = 203,335.02/x
  3. Step 3: Cross multiply
    373,097.25x = 514,877.85 × 203,335.02
  4. Step 4: Simplify right side
    373,097.25x = 104,692,697,927.31
  5. Step 5: Solve for x
    x = 104,692,697,927.31/373,097.25
  6. Step 6: Final answer
    x = 280,604.31

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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.