Home / 941,444.20-1,412,166.30-310,205.80

Finding the Fourth Proportional to 941,444.20, 1,412,166.30 and 310,205.80

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Solution

The fourth proportional to 941,444.20, 1,412,166.30 and 310,205.80 is: 465,308.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,444.20 : 1,412,166.30 = 310,205.80 : x
  2. Step 2: Convert to fraction form
    941,444.20/1,412,166.30 = 310,205.80/x
  3. Step 3: Cross multiply
    941,444.20x = 1,412,166.30 × 310,205.80
  4. Step 4: Simplify right side
    941,444.20x = 438,062,176,824.54
  5. Step 5: Solve for x
    x = 438,062,176,824.54/941,444.20
  6. Step 6: Final answer
    x = 465,308.70

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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.