Home / 798,965.40-1,198,448.10-237,999.90

Finding the Fourth Proportional to 798,965.40, 1,198,448.10 and 237,999.90

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Solution

The fourth proportional to 798,965.40, 1,198,448.10 and 237,999.90 is: 356,999.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,965.40 : 1,198,448.10 = 237,999.90 : x
  2. Step 2: Convert to fraction form
    798,965.40/1,198,448.10 = 237,999.90/x
  3. Step 3: Cross multiply
    798,965.40x = 1,198,448.10 × 237,999.90
  4. Step 4: Simplify right side
    798,965.40x = 285,230,527,955.19
  5. Step 5: Solve for x
    x = 285,230,527,955.19/798,965.40
  6. Step 6: Final answer
    x = 356,999.85

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Double scale
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Similar ratio
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1.5x scale

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.