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Finding the Fourth Proportional to 484,547.60, 726,821.40 and 263,363.60

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Solution

The fourth proportional to 484,547.60, 726,821.40 and 263,363.60 is: 395,045.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,547.60 : 726,821.40 = 263,363.60 : x
  2. Step 2: Convert to fraction form
    484,547.60/726,821.40 = 263,363.60/x
  3. Step 3: Cross multiply
    484,547.60x = 726,821.40 × 263,363.60
  4. Step 4: Simplify right side
    484,547.60x = 191,418,300,461.04
  5. Step 5: Solve for x
    x = 191,418,300,461.04/484,547.60
  6. Step 6: Final answer
    x = 395,045.40

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