Home / 735,167.80-1,102,232.76-285,514.12

Finding the Fourth Proportional to 735,167.80, 1,102,232.76 and 285,514.12

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Solution

The fourth proportional to 735,167.80, 1,102,232.76 and 285,514.12 is: 428,069.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,167.80 : 1,102,232.76 = 285,514.12 : x
  2. Step 2: Convert to fraction form
    735,167.80/1,102,232.76 = 285,514.12/x
  3. Step 3: Cross multiply
    735,167.80x = 1,102,232.76 × 285,514.12
  4. Step 4: Simplify right side
    735,167.80x = 314,703,016,506.57
  5. Step 5: Solve for x
    x = 314,703,016,506.57/735,167.80
  6. Step 6: Final answer
    x = 428,069.64

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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.