Home / 1,014,817.80-1,522,316.59-266,863.80

Finding the Fourth Proportional to 1,014,817.80, 1,522,316.59 and 266,863.80

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Solution

The fourth proportional to 1,014,817.80, 1,522,316.59 and 266,863.80 is: 400,319.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,817.80 : 1,522,316.59 = 266,863.80 : x
  2. Step 2: Convert to fraction form
    1,014,817.80/1,522,316.59 = 266,863.80/x
  3. Step 3: Cross multiply
    1,014,817.80x = 1,522,316.59 × 266,863.80
  4. Step 4: Simplify right side
    1,014,817.80x = 406,251,190,010.44
  5. Step 5: Solve for x
    x = 406,251,190,010.44/1,014,817.80
  6. Step 6: Final answer
    x = 400,319.34

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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.