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Finding the Fourth Proportional to 369,962.12, 554,943.47 and 89,479.37

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Solution

The fourth proportional to 369,962.12, 554,943.47 and 89,479.37 is: 134,219.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,962.12 : 554,943.47 = 89,479.37 : x
  2. Step 2: Convert to fraction form
    369,962.12/554,943.47 = 89,479.37/x
  3. Step 3: Cross multiply
    369,962.12x = 554,943.47 × 89,479.37
  4. Step 4: Simplify right side
    369,962.12x = 49,655,988,859.10
  5. Step 5: Solve for x
    x = 49,655,988,859.10/369,962.12
  6. Step 6: Final answer
    x = 134,219.12

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