Home / 918,265.20-1,377,397.80-445,873.20

Finding the Fourth Proportional to 918,265.20, 1,377,397.80 and 445,873.20

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Solution

The fourth proportional to 918,265.20, 1,377,397.80 and 445,873.20 is: 668,809.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,265.20 : 1,377,397.80 = 445,873.20 : x
  2. Step 2: Convert to fraction form
    918,265.20/1,377,397.80 = 445,873.20/x
  3. Step 3: Cross multiply
    918,265.20x = 1,377,397.80 × 445,873.20
  4. Step 4: Simplify right side
    918,265.20x = 614,144,764,758.96
  5. Step 5: Solve for x
    x = 614,144,764,758.96/918,265.20
  6. Step 6: Final answer
    x = 668,809.80

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