Home / 646,757.48-892,552.92-360,277.76

Finding the Fourth Proportional to 646,757.48, 892,552.92 and 360,277.76

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Solution

The fourth proportional to 646,757.48, 892,552.92 and 360,277.76 is: 497,198.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,757.48 : 892,552.92 = 360,277.76 : x
  2. Step 2: Convert to fraction form
    646,757.48/892,552.92 = 360,277.76/x
  3. Step 3: Cross multiply
    646,757.48x = 892,552.92 × 360,277.76
  4. Step 4: Simplify right side
    646,757.48x = 321,566,966,699.06
  5. Step 5: Solve for x
    x = 321,566,966,699.06/646,757.48
  6. Step 6: Final answer
    x = 497,198.68

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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.