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Finding the Fourth Proportional to 581,216.64, 872,161.92 and 244,230.72

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Solution

The fourth proportional to 581,216.64, 872,161.92 and 244,230.72 is: 366,487.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,216.64 : 872,161.92 = 244,230.72 : x
  2. Step 2: Convert to fraction form
    581,216.64/872,161.92 = 244,230.72/x
  3. Step 3: Cross multiply
    581,216.64x = 872,161.92 × 244,230.72
  4. Step 4: Simplify right side
    581,216.64x = 213,008,733,678.18
  5. Step 5: Solve for x
    x = 213,008,733,678.18/581,216.64
  6. Step 6: Final answer
    x = 366,487.67

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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.