Home / 852,448.46-1,278,883.18-253,407.08

Finding the Fourth Proportional to 852,448.46, 1,278,883.18 and 253,407.08

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Solution

The fourth proportional to 852,448.46, 1,278,883.18 and 253,407.08 is: 380,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,448.46 : 1,278,883.18 = 253,407.08 : x
  2. Step 2: Convert to fraction form
    852,448.46/1,278,883.18 = 253,407.08/x
  3. Step 3: Cross multiply
    852,448.46x = 1,278,883.18 × 253,407.08
  4. Step 4: Simplify right side
    852,448.46x = 324,078,052,304.91
  5. Step 5: Solve for x
    x = 324,078,052,304.91/852,448.46
  6. Step 6: Final answer
    x = 380,173.19

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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.