Home / 844,678.50-1,165,656.52-462,718.86

Finding the Fourth Proportional to 844,678.50, 1,165,656.52 and 462,718.86

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Solution

The fourth proportional to 844,678.50, 1,165,656.52 and 462,718.86 is: 638,552.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,678.50 : 1,165,656.52 = 462,718.86 : x
  2. Step 2: Convert to fraction form
    844,678.50/1,165,656.52 = 462,718.86/x
  3. Step 3: Cross multiply
    844,678.50x = 1,165,656.52 × 462,718.86
  4. Step 4: Simplify right side
    844,678.50x = 539,371,256,085.97
  5. Step 5: Solve for x
    x = 539,371,256,085.97/844,678.50
  6. Step 6: Final answer
    x = 638,552.13

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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.