Home / 1,069,508.44-1,604,182.47-311,355.73

Finding the Fourth Proportional to 1,069,508.44, 1,604,182.47 and 311,355.73

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Solution

The fourth proportional to 1,069,508.44, 1,604,182.47 and 311,355.73 is: 467,010.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,508.44 : 1,604,182.47 = 311,355.73 : x
  2. Step 2: Convert to fraction form
    1,069,508.44/1,604,182.47 = 311,355.73/x
  3. Step 3: Cross multiply
    1,069,508.44x = 1,604,182.47 × 311,355.73
  4. Step 4: Simplify right side
    1,069,508.44x = 499,471,404,000.05
  5. Step 5: Solve for x
    x = 499,471,404,000.05/1,069,508.44
  6. Step 6: Final answer
    x = 467,010.25

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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.