Home / 715,258.76-1,071,471.18-490,065.80

Finding the Fourth Proportional to 715,258.76, 1,071,471.18 and 490,065.80

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Solution

The fourth proportional to 715,258.76, 1,071,471.18 and 490,065.80 is: 734,127.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,258.76 : 1,071,471.18 = 490,065.80 : x
  2. Step 2: Convert to fraction form
    715,258.76/1,071,471.18 = 490,065.80/x
  3. Step 3: Cross multiply
    715,258.76x = 1,071,471.18 × 490,065.80
  4. Step 4: Simplify right side
    715,258.76x = 525,091,381,003.64
  5. Step 5: Solve for x
    x = 525,091,381,003.64/715,258.76
  6. Step 6: Final answer
    x = 734,127.86

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