Home / 908,430.32-1,253,635.02-494,965.14

Finding the Fourth Proportional to 908,430.32, 1,253,635.02 and 494,965.14

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Solution

The fourth proportional to 908,430.32, 1,253,635.02 and 494,965.14 is: 683,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,430.32 : 1,253,635.02 = 494,965.14 : x
  2. Step 2: Convert to fraction form
    908,430.32/1,253,635.02 = 494,965.14/x
  3. Step 3: Cross multiply
    908,430.32x = 1,253,635.02 × 494,965.14
  4. Step 4: Simplify right side
    908,430.32x = 620,505,633,183.20
  5. Step 5: Solve for x
    x = 620,505,633,183.20/908,430.32
  6. Step 6: Final answer
    x = 683,052.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.