Home / 745,829.78-1,119,720.31-442,777.19

Finding the Fourth Proportional to 745,829.78, 1,119,720.31 and 442,777.19

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Solution

The fourth proportional to 745,829.78, 1,119,720.31 and 442,777.19 is: 664,744.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,829.78 : 1,119,720.31 = 442,777.19 : x
  2. Step 2: Convert to fraction form
    745,829.78/1,119,720.31 = 442,777.19/x
  3. Step 3: Cross multiply
    745,829.78x = 1,119,720.31 × 442,777.19
  4. Step 4: Simplify right side
    745,829.78x = 495,786,605,742.18
  5. Step 5: Solve for x
    x = 495,786,605,742.18/745,829.78
  6. Step 6: Final answer
    x = 664,744.99

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