Home / 852,186.02-1,278,060.32-253,008.16

Finding the Fourth Proportional to 852,186.02, 1,278,060.32 and 253,008.16

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Solution

The fourth proportional to 852,186.02, 1,278,060.32 and 253,008.16 is: 379,447.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,186.02 : 1,278,060.32 = 253,008.16 : x
  2. Step 2: Convert to fraction form
    852,186.02/1,278,060.32 = 253,008.16/x
  3. Step 3: Cross multiply
    852,186.02x = 1,278,060.32 × 253,008.16
  4. Step 4: Simplify right side
    852,186.02x = 323,359,687,369.58
  5. Step 5: Solve for x
    x = 323,359,687,369.58/852,186.02
  6. Step 6: Final answer
    x = 379,447.31

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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.