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Finding the Fourth Proportional to 633,049.04, 949,573.52 and 212,323.68

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Solution

The fourth proportional to 633,049.04, 949,573.52 and 212,323.68 is: 318,485.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,049.04 : 949,573.52 = 212,323.68 : x
  2. Step 2: Convert to fraction form
    633,049.04/949,573.52 = 212,323.68/x
  3. Step 3: Cross multiply
    633,049.04x = 949,573.52 × 212,323.68
  4. Step 4: Simplify right side
    633,049.04x = 201,616,944,196.95
  5. Step 5: Solve for x
    x = 201,616,944,196.95/633,049.04
  6. Step 6: Final answer
    x = 318,485.51

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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.