Home / 502,310.85-753,724.64-277,629.41

Finding the Fourth Proportional to 502,310.85, 753,724.64 and 277,629.41

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Solution

The fourth proportional to 502,310.85, 753,724.64 and 277,629.41 is: 416,586.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,310.85 : 753,724.64 = 277,629.41 : x
  2. Step 2: Convert to fraction form
    502,310.85/753,724.64 = 277,629.41/x
  3. Step 3: Cross multiply
    502,310.85x = 753,724.64 × 277,629.41
  4. Step 4: Simplify right side
    502,310.85x = 209,256,121,948.89
  5. Step 5: Solve for x
    x = 209,256,121,948.89/502,310.85
  6. Step 6: Final answer
    x = 416,586.90

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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.