Home / 309,705.20-464,244.05-209,875.49

Finding the Fourth Proportional to 309,705.20, 464,244.05 and 209,875.49

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Solution

The fourth proportional to 309,705.20, 464,244.05 and 209,875.49 is: 314,600.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,705.20 : 464,244.05 = 209,875.49 : x
  2. Step 2: Convert to fraction form
    309,705.20/464,244.05 = 209,875.49/x
  3. Step 3: Cross multiply
    309,705.20x = 464,244.05 × 209,875.49
  4. Step 4: Simplify right side
    309,705.20x = 97,433,447,473.33
  5. Step 5: Solve for x
    x = 97,433,447,473.33/309,705.20
  6. Step 6: Final answer
    x = 314,600.62

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