Home / 734,890.40-1,102,335.60-262,109.60

Finding the Fourth Proportional to 734,890.40, 1,102,335.60 and 262,109.60

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Solution

The fourth proportional to 734,890.40, 1,102,335.60 and 262,109.60 is: 393,164.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,890.40 : 1,102,335.60 = 262,109.60 : x
  2. Step 2: Convert to fraction form
    734,890.40/1,102,335.60 = 262,109.60/x
  3. Step 3: Cross multiply
    734,890.40x = 1,102,335.60 × 262,109.60
  4. Step 4: Simplify right side
    734,890.40x = 288,932,743,181.76
  5. Step 5: Solve for x
    x = 288,932,743,181.76/734,890.40
  6. Step 6: Final answer
    x = 393,164.40

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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.