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Finding the Fourth Proportional to 326,065.10, 489,097.65 and 148,918.10

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Solution

The fourth proportional to 326,065.10, 489,097.65 and 148,918.10 is: 223,377.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,065.10 : 489,097.65 = 148,918.10 : x
  2. Step 2: Convert to fraction form
    326,065.10/489,097.65 = 148,918.10/x
  3. Step 3: Cross multiply
    326,065.10x = 489,097.65 × 148,918.10
  4. Step 4: Simplify right side
    326,065.10x = 72,835,492,752.47
  5. Step 5: Solve for x
    x = 72,835,492,752.47/326,065.10
  6. Step 6: Final answer
    x = 223,377.15

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