Home / 1,073,021.70-1,609,781.82-314,832.54

Finding the Fourth Proportional to 1,073,021.70, 1,609,781.82 and 314,832.54

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Solution

The fourth proportional to 1,073,021.70, 1,609,781.82 and 314,832.54 is: 472,321.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,021.70 : 1,609,781.82 = 314,832.54 : x
  2. Step 2: Convert to fraction form
    1,073,021.70/1,609,781.82 = 314,832.54/x
  3. Step 3: Cross multiply
    1,073,021.70x = 1,609,781.82 × 314,832.54
  4. Step 4: Simplify right side
    1,073,021.70x = 506,811,699,236.42
  5. Step 5: Solve for x
    x = 506,811,699,236.42/1,073,021.70
  6. Step 6: Final answer
    x = 472,321.95

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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.