Home / 946,418.10-1,419,627.15-281,570.10

Finding the Fourth Proportional to 946,418.10, 1,419,627.15 and 281,570.10

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Solution

The fourth proportional to 946,418.10, 1,419,627.15 and 281,570.10 is: 422,355.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,418.10 : 1,419,627.15 = 281,570.10 : x
  2. Step 2: Convert to fraction form
    946,418.10/1,419,627.15 = 281,570.10/x
  3. Step 3: Cross multiply
    946,418.10x = 1,419,627.15 × 281,570.10
  4. Step 4: Simplify right side
    946,418.10x = 399,724,558,588.22
  5. Step 5: Solve for x
    x = 399,724,558,588.22/946,418.10
  6. Step 6: Final answer
    x = 422,355.15

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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.