Home / 852,338.28-1,276,956.90-496,272.84

Finding the Fourth Proportional to 852,338.28, 1,276,956.90 and 496,272.84

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Solution

The fourth proportional to 852,338.28, 1,276,956.90 and 496,272.84 is: 743,506.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,338.28 : 1,276,956.90 = 496,272.84 : x
  2. Step 2: Convert to fraction form
    852,338.28/1,276,956.90 = 496,272.84/x
  3. Step 3: Cross multiply
    852,338.28x = 1,276,956.90 × 496,272.84
  4. Step 4: Simplify right side
    852,338.28x = 633,719,027,320.60
  5. Step 5: Solve for x
    x = 633,719,027,320.60/852,338.28
  6. Step 6: Final answer
    x = 743,506.47

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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.