Home / 680,284.40-1,020,163.08-230,929.52

Finding the Fourth Proportional to 680,284.40, 1,020,163.08 and 230,929.52

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Solution

The fourth proportional to 680,284.40, 1,020,163.08 and 230,929.52 is: 346,304.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,284.40 : 1,020,163.08 = 230,929.52 : x
  2. Step 2: Convert to fraction form
    680,284.40/1,020,163.08 = 230,929.52/x
  3. Step 3: Cross multiply
    680,284.40x = 1,020,163.08 × 230,929.52
  4. Step 4: Simplify right side
    680,284.40x = 235,585,770,386.12
  5. Step 5: Solve for x
    x = 235,585,770,386.12/680,284.40
  6. Step 6: Final answer
    x = 346,304.83

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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.