Home / 1,034,140.76-1,551,211.60-324,224.16

Finding the Fourth Proportional to 1,034,140.76, 1,551,211.60 and 324,224.16

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Solution

The fourth proportional to 1,034,140.76, 1,551,211.60 and 324,224.16 is: 486,336.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,140.76 : 1,551,211.60 = 324,224.16 : x
  2. Step 2: Convert to fraction form
    1,034,140.76/1,551,211.60 = 324,224.16/x
  3. Step 3: Cross multiply
    1,034,140.76x = 1,551,211.60 × 324,224.16
  4. Step 4: Simplify right side
    1,034,140.76x = 502,940,277,992.26
  5. Step 5: Solve for x
    x = 502,940,277,992.26/1,034,140.76
  6. Step 6: Final answer
    x = 486,336.38

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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.