Home / 946,817.70-1,420,225.93-236,845.20

Finding the Fourth Proportional to 946,817.70, 1,420,225.93 and 236,845.20

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Solution

The fourth proportional to 946,817.70, 1,420,225.93 and 236,845.20 is: 355,267.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,817.70 : 1,420,225.93 = 236,845.20 : x
  2. Step 2: Convert to fraction form
    946,817.70/1,420,225.93 = 236,845.20/x
  3. Step 3: Cross multiply
    946,817.70x = 1,420,225.93 × 236,845.20
  4. Step 4: Simplify right side
    946,817.70x = 336,373,694,436.04
  5. Step 5: Solve for x
    x = 336,373,694,436.04/946,817.70
  6. Step 6: Final answer
    x = 355,267.64

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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.