Home / 835,496.88-1,252,856.52-302,996.40

Finding the Fourth Proportional to 835,496.88, 1,252,856.52 and 302,996.40

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Solution

The fourth proportional to 835,496.88, 1,252,856.52 and 302,996.40 is: 454,353.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,496.88 : 1,252,856.52 = 302,996.40 : x
  2. Step 2: Convert to fraction form
    835,496.88/1,252,856.52 = 302,996.40/x
  3. Step 3: Cross multiply
    835,496.88x = 1,252,856.52 × 302,996.40
  4. Step 4: Simplify right side
    835,496.88x = 379,611,015,276.53
  5. Step 5: Solve for x
    x = 379,611,015,276.53/835,496.88
  6. Step 6: Final answer
    x = 454,353.60

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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.