Home / 469,286.13-704,138.52-216,430.89

Finding the Fourth Proportional to 469,286.13, 704,138.52 and 216,430.89

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Solution

The fourth proportional to 469,286.13, 704,138.52 and 216,430.89 is: 324,742.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,286.13 : 704,138.52 = 216,430.89 : x
  2. Step 2: Convert to fraction form
    469,286.13/704,138.52 = 216,430.89/x
  3. Step 3: Cross multiply
    469,286.13x = 704,138.52 × 216,430.89
  4. Step 4: Simplify right side
    469,286.13x = 152,397,326,566.88
  5. Step 5: Solve for x
    x = 152,397,326,566.88/469,286.13
  6. Step 6: Final answer
    x = 324,742.87

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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.