Home / 369,627.60-554,439.78-144,829.20

Finding the Fourth Proportional to 369,627.60, 554,439.78 and 144,829.20

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Solution

The fourth proportional to 369,627.60, 554,439.78 and 144,829.20 is: 217,243.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,627.60 : 554,439.78 = 144,829.20 : x
  2. Step 2: Convert to fraction form
    369,627.60/554,439.78 = 144,829.20/x
  3. Step 3: Cross multiply
    369,627.60x = 554,439.78 × 144,829.20
  4. Step 4: Simplify right side
    369,627.60x = 80,299,069,785.58
  5. Step 5: Solve for x
    x = 80,299,069,785.58/369,627.60
  6. Step 6: Final answer
    x = 217,243.17

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