Home / 1,166,815.13-1,750,222.69-378,847.13

Finding the Fourth Proportional to 1,166,815.13, 1,750,222.69 and 378,847.13

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Solution

The fourth proportional to 1,166,815.13, 1,750,222.69 and 378,847.13 is: 568,270.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,815.13 : 1,750,222.69 = 378,847.13 : x
  2. Step 2: Convert to fraction form
    1,166,815.13/1,750,222.69 = 378,847.13/x
  3. Step 3: Cross multiply
    1,166,815.13x = 1,750,222.69 × 378,847.13
  4. Step 4: Simplify right side
    1,166,815.13x = 663,066,833,269.15
  5. Step 5: Solve for x
    x = 663,066,833,269.15/1,166,815.13
  6. Step 6: Final answer
    x = 568,270.69

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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.