Home / 646,272.80-968,735.33-361,545.90

Finding the Fourth Proportional to 646,272.80, 968,735.33 and 361,545.90

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Solution

The fourth proportional to 646,272.80, 968,735.33 and 361,545.90 is: 541,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,272.80 : 968,735.33 = 361,545.90 : x
  2. Step 2: Convert to fraction form
    646,272.80/968,735.33 = 361,545.90/x
  3. Step 3: Cross multiply
    646,272.80x = 968,735.33 × 361,545.90
  4. Step 4: Simplify right side
    646,272.80x = 350,242,286,746.65
  5. Step 5: Solve for x
    x = 350,242,286,746.65/646,272.80
  6. Step 6: Final answer
    x = 541,941.87

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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.