Home / 847,338.50-1,271,006.58-216,252.30

Finding the Fourth Proportional to 847,338.50, 1,271,006.58 and 216,252.30

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Solution

The fourth proportional to 847,338.50, 1,271,006.58 and 216,252.30 is: 324,378.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,338.50 : 1,271,006.58 = 216,252.30 : x
  2. Step 2: Convert to fraction form
    847,338.50/1,271,006.58 = 216,252.30/x
  3. Step 3: Cross multiply
    847,338.50x = 1,271,006.58 × 216,252.30
  4. Step 4: Simplify right side
    847,338.50x = 274,858,096,240.13
  5. Step 5: Solve for x
    x = 274,858,096,240.13/847,338.50
  6. Step 6: Final answer
    x = 324,378.15

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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.