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Finding the Fourth Proportional to 288,041.40, 432,062.10 and 169,943.40

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Solution

The fourth proportional to 288,041.40, 432,062.10 and 169,943.40 is: 254,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,041.40 : 432,062.10 = 169,943.40 : x
  2. Step 2: Convert to fraction form
    288,041.40/432,062.10 = 169,943.40/x
  3. Step 3: Cross multiply
    288,041.40x = 432,062.10 × 169,943.40
  4. Step 4: Simplify right side
    288,041.40x = 73,426,102,285.14
  5. Step 5: Solve for x
    x = 73,426,102,285.14/288,041.40
  6. Step 6: Final answer
    x = 254,915.10

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