Home / 713,947.99-1,071,022.20-208,546.06

Finding the Fourth Proportional to 713,947.99, 1,071,022.20 and 208,546.06

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Solution

The fourth proportional to 713,947.99, 1,071,022.20 and 208,546.06 is: 312,848.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,947.99 : 1,071,022.20 = 208,546.06 : x
  2. Step 2: Convert to fraction form
    713,947.99/1,071,022.20 = 208,546.06/x
  3. Step 3: Cross multiply
    713,947.99x = 1,071,022.20 × 208,546.06
  4. Step 4: Simplify right side
    713,947.99x = 223,357,459,982.53
  5. Step 5: Solve for x
    x = 223,357,459,982.53/713,947.99
  6. Step 6: Final answer
    x = 312,848.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.