Home / 537,680.25-741,911.90-308,195.28

Finding the Fourth Proportional to 537,680.25, 741,911.90 and 308,195.28

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Solution

The fourth proportional to 537,680.25, 741,911.90 and 308,195.28 is: 425,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,680.25 : 741,911.90 = 308,195.28 : x
  2. Step 2: Convert to fraction form
    537,680.25/741,911.90 = 308,195.28/x
  3. Step 3: Cross multiply
    537,680.25x = 741,911.90 × 308,195.28
  4. Step 4: Simplify right side
    537,680.25x = 228,653,744,214.86
  5. Step 5: Solve for x
    x = 228,653,744,214.86/537,680.25
  6. Step 6: Final answer
    x = 425,259.70

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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.