Home / 370,738.60-555,330.30-204,332.20

Finding the Fourth Proportional to 370,738.60, 555,330.30 and 204,332.20

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Solution

The fourth proportional to 370,738.60, 555,330.30 and 204,332.20 is: 306,069.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,738.60 : 555,330.30 = 204,332.20 : x
  2. Step 2: Convert to fraction form
    370,738.60/555,330.30 = 204,332.20/x
  3. Step 3: Cross multiply
    370,738.60x = 555,330.30 × 204,332.20
  4. Step 4: Simplify right side
    370,738.60x = 113,471,861,925.66
  5. Step 5: Solve for x
    x = 113,471,861,925.66/370,738.60
  6. Step 6: Final answer
    x = 306,069.73

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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.