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Finding the Fourth Proportional to 348,535.10, 522,111.45 and 207,875.90

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Solution

The fourth proportional to 348,535.10, 522,111.45 and 207,875.90 is: 311,401.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,535.10 : 522,111.45 = 207,875.90 : x
  2. Step 2: Convert to fraction form
    348,535.10/522,111.45 = 207,875.90/x
  3. Step 3: Cross multiply
    348,535.10x = 522,111.45 × 207,875.90
  4. Step 4: Simplify right side
    348,535.10x = 108,534,387,569.06
  5. Step 5: Solve for x
    x = 108,534,387,569.06/348,535.10
  6. Step 6: Final answer
    x = 311,401.60

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