Home / 836,856.92-1,255,819.98-304,327.28

Finding the Fourth Proportional to 836,856.92, 1,255,819.98 and 304,327.28

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Solution

The fourth proportional to 836,856.92, 1,255,819.98 and 304,327.28 is: 456,685.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,856.92 : 1,255,819.98 = 304,327.28 : x
  2. Step 2: Convert to fraction form
    836,856.92/1,255,819.98 = 304,327.28/x
  3. Step 3: Cross multiply
    836,856.92x = 1,255,819.98 × 304,327.28
  4. Step 4: Simplify right side
    836,856.92x = 382,180,272,403.96
  5. Step 5: Solve for x
    x = 382,180,272,403.96/836,856.92
  6. Step 6: Final answer
    x = 456,685.33

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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.