Home / 502,582.22-693,565.74-276,242.30

Finding the Fourth Proportional to 502,582.22, 693,565.74 and 276,242.30

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Solution

The fourth proportional to 502,582.22, 693,565.74 and 276,242.30 is: 381,215.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,582.22 : 693,565.74 = 276,242.30 : x
  2. Step 2: Convert to fraction form
    502,582.22/693,565.74 = 276,242.30/x
  3. Step 3: Cross multiply
    502,582.22x = 693,565.74 × 276,242.30
  4. Step 4: Simplify right side
    502,582.22x = 191,592,195,218.80
  5. Step 5: Solve for x
    x = 191,592,195,218.80/502,582.22
  6. Step 6: Final answer
    x = 381,215.63

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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.