Home / 674,460.80-1,011,691.20-175,824.80

Finding the Fourth Proportional to 674,460.80, 1,011,691.20 and 175,824.80

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Solution

The fourth proportional to 674,460.80, 1,011,691.20 and 175,824.80 is: 263,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,460.80 : 1,011,691.20 = 175,824.80 : x
  2. Step 2: Convert to fraction form
    674,460.80/1,011,691.20 = 175,824.80/x
  3. Step 3: Cross multiply
    674,460.80x = 1,011,691.20 × 175,824.80
  4. Step 4: Simplify right side
    674,460.80x = 177,880,402,901.76
  5. Step 5: Solve for x
    x = 177,880,402,901.76/674,460.80
  6. Step 6: Final answer
    x = 263,737.20

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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.