Home / 1,503,331.12-2,255,085.24-492,559.12

Finding the Fourth Proportional to 1,503,331.12, 2,255,085.24 and 492,559.12

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Solution

The fourth proportional to 1,503,331.12, 2,255,085.24 and 492,559.12 is: 738,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,331.12 : 2,255,085.24 = 492,559.12 : x
  2. Step 2: Convert to fraction form
    1,503,331.12/2,255,085.24 = 492,559.12/x
  3. Step 3: Cross multiply
    1,503,331.12x = 2,255,085.24 × 492,559.12
  4. Step 4: Simplify right side
    1,503,331.12x = 1,110,762,801,339.39
  5. Step 5: Solve for x
    x = 1,110,762,801,339.39/1,503,331.12
  6. Step 6: Final answer
    x = 738,867.70

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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.