Home / 502,621.48-753,522.78-277,972.84

Finding the Fourth Proportional to 502,621.48, 753,522.78 and 277,972.84

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Solution

The fourth proportional to 502,621.48, 753,522.78 and 277,972.84 is: 416,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,621.48 : 753,522.78 = 277,972.84 : x
  2. Step 2: Convert to fraction form
    502,621.48/753,522.78 = 277,972.84/x
  3. Step 3: Cross multiply
    502,621.48x = 753,522.78 × 277,972.84
  4. Step 4: Simplify right side
    502,621.48x = 209,458,867,161.30
  5. Step 5: Solve for x
    x = 209,458,867,161.30/502,621.48
  6. Step 6: Final answer
    x = 416,732.82

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1.5x scale

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.