Home / 1,433,480.30-2,150,220.45-436,493.42

Finding the Fourth Proportional to 1,433,480.30, 2,150,220.45 and 436,493.42

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Solution

The fourth proportional to 1,433,480.30, 2,150,220.45 and 436,493.42 is: 654,740.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,480.30 : 2,150,220.45 = 436,493.42 : x
  2. Step 2: Convert to fraction form
    1,433,480.30/2,150,220.45 = 436,493.42/x
  3. Step 3: Cross multiply
    1,433,480.30x = 2,150,220.45 × 436,493.42
  4. Step 4: Simplify right side
    1,433,480.30x = 938,557,077,974.44
  5. Step 5: Solve for x
    x = 938,557,077,974.44/1,433,480.30
  6. Step 6: Final answer
    x = 654,740.13

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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.