Home / 690,933.20-1,036,399.80-241,504.70

Finding the Fourth Proportional to 690,933.20, 1,036,399.80 and 241,504.70

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Solution

The fourth proportional to 690,933.20, 1,036,399.80 and 241,504.70 is: 362,257.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,933.20 : 1,036,399.80 = 241,504.70 : x
  2. Step 2: Convert to fraction form
    690,933.20/1,036,399.80 = 241,504.70/x
  3. Step 3: Cross multiply
    690,933.20x = 1,036,399.80 × 241,504.70
  4. Step 4: Simplify right side
    690,933.20x = 250,295,422,779.06
  5. Step 5: Solve for x
    x = 250,295,422,779.06/690,933.20
  6. Step 6: Final answer
    x = 362,257.05

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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.