Home / 719,685.27-1,080,186.35-364,944.15

Finding the Fourth Proportional to 719,685.27, 1,080,186.35 and 364,944.15

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Solution

The fourth proportional to 719,685.27, 1,080,186.35 and 364,944.15 is: 547,750.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,685.27 : 1,080,186.35 = 364,944.15 : x
  2. Step 2: Convert to fraction form
    719,685.27/1,080,186.35 = 364,944.15/x
  3. Step 3: Cross multiply
    719,685.27x = 1,080,186.35 × 364,944.15
  4. Step 4: Simplify right side
    719,685.27x = 394,207,687,517.63
  5. Step 5: Solve for x
    x = 394,207,687,517.63/719,685.27
  6. Step 6: Final answer
    x = 547,750.11

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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.