Home / 498,975.97-688,587.12-269,533.25

Finding the Fourth Proportional to 498,975.97, 688,587.12 and 269,533.25

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Solution

The fourth proportional to 498,975.97, 688,587.12 and 269,533.25 is: 371,956.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,975.97 : 688,587.12 = 269,533.25 : x
  2. Step 2: Convert to fraction form
    498,975.97/688,587.12 = 269,533.25/x
  3. Step 3: Cross multiply
    498,975.97x = 688,587.12 × 269,533.25
  4. Step 4: Simplify right side
    498,975.97x = 185,597,126,083.21
  5. Step 5: Solve for x
    x = 185,597,126,083.21/498,975.97
  6. Step 6: Final answer
    x = 371,956.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.