Home / 495,901.40-743,852.10-296,835.80

Finding the Fourth Proportional to 495,901.40, 743,852.10 and 296,835.80

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Solution

The fourth proportional to 495,901.40, 743,852.10 and 296,835.80 is: 445,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    495,901.40 : 743,852.10 = 296,835.80 : x
  2. Step 2: Convert to fraction form
    495,901.40/743,852.10 = 296,835.80/x
  3. Step 3: Cross multiply
    495,901.40x = 743,852.10 × 296,835.80
  4. Step 4: Simplify right side
    495,901.40x = 220,801,933,185.18
  5. Step 5: Solve for x
    x = 220,801,933,185.18/495,901.40
  6. Step 6: Final answer
    x = 445,253.70

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Similar ratio
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1.5x scale

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.