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Finding the Fourth Proportional to 488,352.24, 673,928.91 and 270,567.79

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Solution

The fourth proportional to 488,352.24, 673,928.91 and 270,567.79 is: 373,385.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,352.24 : 673,928.91 = 270,567.79 : x
  2. Step 2: Convert to fraction form
    488,352.24/673,928.91 = 270,567.79/x
  3. Step 3: Cross multiply
    488,352.24x = 673,928.91 × 270,567.79
  4. Step 4: Simplify right side
    488,352.24x = 182,343,454,110.99
  5. Step 5: Solve for x
    x = 182,343,454,110.99/488,352.24
  6. Step 6: Final answer
    x = 373,385.11

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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.