Home / 734,009.20-1,101,013.80-235,423.60

Finding the Fourth Proportional to 734,009.20, 1,101,013.80 and 235,423.60

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Solution

The fourth proportional to 734,009.20, 1,101,013.80 and 235,423.60 is: 353,135.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,009.20 : 1,101,013.80 = 235,423.60 : x
  2. Step 2: Convert to fraction form
    734,009.20/1,101,013.80 = 235,423.60/x
  3. Step 3: Cross multiply
    734,009.20x = 1,101,013.80 × 235,423.60
  4. Step 4: Simplify right side
    734,009.20x = 259,204,632,445.68
  5. Step 5: Solve for x
    x = 259,204,632,445.68/734,009.20
  6. Step 6: Final answer
    x = 353,135.40

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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.