Home / 798,274.28-1,195,708.98-645,817.16

Finding the Fourth Proportional to 798,274.28, 1,195,708.98 and 645,817.16

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Solution

The fourth proportional to 798,274.28, 1,195,708.98 and 645,817.16 is: 967,348.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,274.28 : 1,195,708.98 = 645,817.16 : x
  2. Step 2: Convert to fraction form
    798,274.28/1,195,708.98 = 645,817.16/x
  3. Step 3: Cross multiply
    798,274.28x = 1,195,708.98 × 645,817.16
  4. Step 4: Simplify right side
    798,274.28x = 772,209,377,650.10
  5. Step 5: Solve for x
    x = 772,209,377,650.10/798,274.28
  6. Step 6: Final answer
    x = 967,348.44

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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.