Home / 852,305.46-1,278,237.06-253,125.78

Finding the Fourth Proportional to 852,305.46, 1,278,237.06 and 253,125.78

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Solution

The fourth proportional to 852,305.46, 1,278,237.06 and 253,125.78 is: 379,623.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,305.46 : 1,278,237.06 = 253,125.78 : x
  2. Step 2: Convert to fraction form
    852,305.46/1,278,237.06 = 253,125.78/x
  3. Step 3: Cross multiply
    852,305.46x = 1,278,237.06 × 253,125.78
  4. Step 4: Simplify right side
    852,305.46x = 323,554,752,837.41
  5. Step 5: Solve for x
    x = 323,554,752,837.41/852,305.46
  6. Step 6: Final answer
    x = 379,623.00

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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.