Home / 912,302.20-1,368,453.30-888,974.20

Finding the Fourth Proportional to 912,302.20, 1,368,453.30 and 888,974.20

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Solution

The fourth proportional to 912,302.20, 1,368,453.30 and 888,974.20 is: 1,333,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,302.20 : 1,368,453.30 = 888,974.20 : x
  2. Step 2: Convert to fraction form
    912,302.20/1,368,453.30 = 888,974.20/x
  3. Step 3: Cross multiply
    912,302.20x = 1,368,453.30 × 888,974.20
  4. Step 4: Simplify right side
    912,302.20x = 1,216,519,677,604.86
  5. Step 5: Solve for x
    x = 1,216,519,677,604.86/912,302.20
  6. Step 6: Final answer
    x = 1,333,461.30

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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.