Home / 495,257.52-743,181.40-179,739.02

Finding the Fourth Proportional to 495,257.52, 743,181.40 and 179,739.02

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Solution

The fourth proportional to 495,257.52, 743,181.40 and 179,739.02 is: 269,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,257.52 : 743,181.40 = 179,739.02 : x
  2. Step 2: Convert to fraction form
    495,257.52/743,181.40 = 179,739.02/x
  3. Step 3: Cross multiply
    495,257.52x = 743,181.40 × 179,739.02
  4. Step 4: Simplify right side
    495,257.52x = 133,578,696,518.23
  5. Step 5: Solve for x
    x = 133,578,696,518.23/495,257.52
  6. Step 6: Final answer
    x = 269,715.64

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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.