Home / 929,023.70-1,393,535.55-298,001.30

Finding the Fourth Proportional to 929,023.70, 1,393,535.55 and 298,001.30

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Solution

The fourth proportional to 929,023.70, 1,393,535.55 and 298,001.30 is: 447,001.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,023.70 : 1,393,535.55 = 298,001.30 : x
  2. Step 2: Convert to fraction form
    929,023.70/1,393,535.55 = 298,001.30/x
  3. Step 3: Cross multiply
    929,023.70x = 1,393,535.55 × 298,001.30
  4. Step 4: Simplify right side
    929,023.70x = 415,275,405,496.22
  5. Step 5: Solve for x
    x = 415,275,405,496.22/929,023.70
  6. Step 6: Final answer
    x = 447,001.95

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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.