Home / 803,143.44-1,206,212.76-707,114.52

Finding the Fourth Proportional to 803,143.44, 1,206,212.76 and 707,114.52

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Solution

The fourth proportional to 803,143.44, 1,206,212.76 and 707,114.52 is: 1,061,990.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,143.44 : 1,206,212.76 = 707,114.52 : x
  2. Step 2: Convert to fraction form
    803,143.44/1,206,212.76 = 707,114.52/x
  3. Step 3: Cross multiply
    803,143.44x = 1,206,212.76 × 707,114.52
  4. Step 4: Simplify right side
    803,143.44x = 852,930,556,805.28
  5. Step 5: Solve for x
    x = 852,930,556,805.28/803,143.44
  6. Step 6: Final answer
    x = 1,061,990.32

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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.