Home / 495,924.40-743,886.60-329,712.40

Finding the Fourth Proportional to 495,924.40, 743,886.60 and 329,712.40

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Solution

The fourth proportional to 495,924.40, 743,886.60 and 329,712.40 is: 494,568.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,924.40 : 743,886.60 = 329,712.40 : x
  2. Step 2: Convert to fraction form
    495,924.40/743,886.60 = 329,712.40/x
  3. Step 3: Cross multiply
    495,924.40x = 743,886.60 × 329,712.40
  4. Step 4: Simplify right side
    495,924.40x = 245,268,636,213.84
  5. Step 5: Solve for x
    x = 245,268,636,213.84/495,924.40
  6. Step 6: Final answer
    x = 494,568.60

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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.