Home / 734,182.38-1,101,486.80-260,904.65

Finding the Fourth Proportional to 734,182.38, 1,101,486.80 and 260,904.65

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Solution

The fourth proportional to 734,182.38, 1,101,486.80 and 260,904.65 is: 391,432.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,182.38 : 1,101,486.80 = 260,904.65 : x
  2. Step 2: Convert to fraction form
    734,182.38/1,101,486.80 = 260,904.65/x
  3. Step 3: Cross multiply
    734,182.38x = 1,101,486.80 × 260,904.65
  4. Step 4: Simplify right side
    734,182.38x = 287,383,023,178.45
  5. Step 5: Solve for x
    x = 287,383,023,178.45/734,182.38
  6. Step 6: Final answer
    x = 391,432.74

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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.