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Finding the Fourth Proportional to 554,087.46, 831,131.41 and 133,363.33

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Solution

The fourth proportional to 554,087.46, 831,131.41 and 133,363.33 is: 200,045.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,087.46 : 831,131.41 = 133,363.33 : x
  2. Step 2: Convert to fraction form
    554,087.46/831,131.41 = 133,363.33/x
  3. Step 3: Cross multiply
    554,087.46x = 831,131.41 × 133,363.33
  4. Step 4: Simplify right side
    554,087.46x = 110,842,452,505.20
  5. Step 5: Solve for x
    x = 110,842,452,505.20/554,087.46
  6. Step 6: Final answer
    x = 200,045.05

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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.