Home / 734,019.60-1,101,029.40-254,246.49

Finding the Fourth Proportional to 734,019.60, 1,101,029.40 and 254,246.49

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Solution

The fourth proportional to 734,019.60, 1,101,029.40 and 254,246.49 is: 381,369.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,019.60 : 1,101,029.40 = 254,246.49 : x
  2. Step 2: Convert to fraction form
    734,019.60/1,101,029.40 = 254,246.49/x
  3. Step 3: Cross multiply
    734,019.60x = 1,101,029.40 × 254,246.49
  4. Step 4: Simplify right side
    734,019.60x = 279,932,860,336.81
  5. Step 5: Solve for x
    x = 279,932,860,336.81/734,019.60
  6. Step 6: Final answer
    x = 381,369.74

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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.