Home / 646,514.65-892,198.97-360,041.95

Finding the Fourth Proportional to 646,514.65, 892,198.97 and 360,041.95

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Solution

The fourth proportional to 646,514.65, 892,198.97 and 360,041.95 is: 496,862.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,514.65 : 892,198.97 = 360,041.95 : x
  2. Step 2: Convert to fraction form
    646,514.65/892,198.97 = 360,041.95/x
  3. Step 3: Cross multiply
    646,514.65x = 892,198.97 × 360,041.95
  4. Step 4: Simplify right side
    646,514.65x = 321,229,056,946.79
  5. Step 5: Solve for x
    x = 321,229,056,946.79/646,514.65
  6. Step 6: Final answer
    x = 496,862.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.