Home / 674,348.80-1,011,523.20-175,712.80

Finding the Fourth Proportional to 674,348.80, 1,011,523.20 and 175,712.80

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Solution

The fourth proportional to 674,348.80, 1,011,523.20 and 175,712.80 is: 263,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,348.80 : 1,011,523.20 = 175,712.80 : x
  2. Step 2: Convert to fraction form
    674,348.80/1,011,523.20 = 175,712.80/x
  3. Step 3: Cross multiply
    674,348.80x = 1,011,523.20 × 175,712.80
  4. Step 4: Simplify right side
    674,348.80x = 177,737,573,736.96
  5. Step 5: Solve for x
    x = 177,737,573,736.96/674,348.80
  6. Step 6: Final answer
    x = 263,569.20

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Double scale
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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.