Home / 920,926.11-1,381,596.26-281,176.33

Finding the Fourth Proportional to 920,926.11, 1,381,596.26 and 281,176.33

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Solution

The fourth proportional to 920,926.11, 1,381,596.26 and 281,176.33 is: 421,827.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,926.11 : 1,381,596.26 = 281,176.33 : x
  2. Step 2: Convert to fraction form
    920,926.11/1,381,596.26 = 281,176.33/x
  3. Step 3: Cross multiply
    920,926.11x = 1,381,596.26 × 281,176.33
  4. Step 4: Simplify right side
    920,926.11x = 388,472,165,928.53
  5. Step 5: Solve for x
    x = 388,472,165,928.53/920,926.11
  6. Step 6: Final answer
    x = 421,827.73

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Double scale
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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.