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Finding the Fourth Proportional to 440,877.18, 660,790.74 and 307,032.78

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Solution

The fourth proportional to 440,877.18, 660,790.74 and 307,032.78 is: 460,183.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,877.18 : 660,790.74 = 307,032.78 : x
  2. Step 2: Convert to fraction form
    440,877.18/660,790.74 = 307,032.78/x
  3. Step 3: Cross multiply
    440,877.18x = 660,790.74 × 307,032.78
  4. Step 4: Simplify right side
    440,877.18x = 202,884,417,900.46
  5. Step 5: Solve for x
    x = 202,884,417,900.46/440,877.18
  6. Step 6: Final answer
    x = 460,183.53

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