Home / 808,765.29-1,213,042.51-240,134.95

Finding the Fourth Proportional to 808,765.29, 1,213,042.51 and 240,134.95

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Solution

The fourth proportional to 808,765.29, 1,213,042.51 and 240,134.95 is: 360,171.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,765.29 : 1,213,042.51 = 240,134.95 : x
  2. Step 2: Convert to fraction form
    808,765.29/1,213,042.51 = 240,134.95/x
  3. Step 3: Cross multiply
    808,765.29x = 1,213,042.51 × 240,134.95
  4. Step 4: Simplify right side
    808,765.29x = 291,293,902,486.73
  5. Step 5: Solve for x
    x = 291,293,902,486.73/808,765.29
  6. Step 6: Final answer
    x = 360,171.12

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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.