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Finding the Fourth Proportional to 372,785.76, 558,776.40 and 183,025.44

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Solution

The fourth proportional to 372,785.76, 558,776.40 and 183,025.44 is: 274,340.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,785.76 : 558,776.40 = 183,025.44 : x
  2. Step 2: Convert to fraction form
    372,785.76/558,776.40 = 183,025.44/x
  3. Step 3: Cross multiply
    372,785.76x = 558,776.40 × 183,025.44
  4. Step 4: Simplify right side
    372,785.76x = 102,270,296,471.62
  5. Step 5: Solve for x
    x = 102,270,296,471.62/372,785.76
  6. Step 6: Final answer
    x = 274,340.67

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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.