Home / 798,402.80-1,195,991.40-497,961.20

Finding the Fourth Proportional to 798,402.80, 1,195,991.40 and 497,961.20

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Solution

The fourth proportional to 798,402.80, 1,195,991.40 and 497,961.20 is: 745,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,402.80 : 1,195,991.40 = 497,961.20 : x
  2. Step 2: Convert to fraction form
    798,402.80/1,195,991.40 = 497,961.20/x
  3. Step 3: Cross multiply
    798,402.80x = 1,195,991.40 × 497,961.20
  4. Step 4: Simplify right side
    798,402.80x = 595,557,312,733.68
  5. Step 5: Solve for x
    x = 595,557,312,733.68/798,402.80
  6. Step 6: Final answer
    x = 745,935.90

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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.