Home / 875,717.52-1,208,491.88-493,743.44

Finding the Fourth Proportional to 875,717.52, 1,208,491.88 and 493,743.44

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Solution

The fourth proportional to 875,717.52, 1,208,491.88 and 493,743.44 is: 681,366.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,717.52 : 1,208,491.88 = 493,743.44 : x
  2. Step 2: Convert to fraction form
    875,717.52/1,208,491.88 = 493,743.44/x
  3. Step 3: Cross multiply
    875,717.52x = 1,208,491.88 × 493,743.44
  4. Step 4: Simplify right side
    875,717.52x = 596,684,938,043.27
  5. Step 5: Solve for x
    x = 596,684,938,043.27/875,717.52
  6. Step 6: Final answer
    x = 681,366.91

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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.