Home / 709,368.78-1,063,817.19-229,482.66

Finding the Fourth Proportional to 709,368.78, 1,063,817.19 and 229,482.66

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Solution

The fourth proportional to 709,368.78, 1,063,817.19 and 229,482.66 is: 344,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,368.78 : 1,063,817.19 = 229,482.66 : x
  2. Step 2: Convert to fraction form
    709,368.78/1,063,817.19 = 229,482.66/x
  3. Step 3: Cross multiply
    709,368.78x = 1,063,817.19 × 229,482.66
  4. Step 4: Simplify right side
    709,368.78x = 244,127,598,514.93
  5. Step 5: Solve for x
    x = 244,127,598,514.93/709,368.78
  6. Step 6: Final answer
    x = 344,147.65

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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.