Home / 725,041.32-1,087,672.64-369,861.60

Finding the Fourth Proportional to 725,041.32, 1,087,672.64 and 369,861.60

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Solution

The fourth proportional to 725,041.32, 1,087,672.64 and 369,861.60 is: 554,848.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,041.32 : 1,087,672.64 = 369,861.60 : x
  2. Step 2: Convert to fraction form
    725,041.32/1,087,672.64 = 369,861.60/x
  3. Step 3: Cross multiply
    725,041.32x = 1,087,672.64 × 369,861.60
  4. Step 4: Simplify right side
    725,041.32x = 402,288,342,906.62
  5. Step 5: Solve for x
    x = 402,288,342,906.62/725,041.32
  6. Step 6: Final answer
    x = 554,848.85

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