Home / 797,500.38-1,195,768.75-317,801.98

Finding the Fourth Proportional to 797,500.38, 1,195,768.75 and 317,801.98

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Solution

The fourth proportional to 797,500.38, 1,195,768.75 and 317,801.98 is: 476,510.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,500.38 : 1,195,768.75 = 317,801.98 : x
  2. Step 2: Convert to fraction form
    797,500.38/1,195,768.75 = 317,801.98/x
  3. Step 3: Cross multiply
    797,500.38x = 1,195,768.75 × 317,801.98
  4. Step 4: Simplify right side
    797,500.38x = 380,017,676,372.13
  5. Step 5: Solve for x
    x = 380,017,676,372.13/797,500.38
  6. Step 6: Final answer
    x = 476,510.97

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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.