Home / 740,149.30-1,110,263.57-234,748.65

Finding the Fourth Proportional to 740,149.30, 1,110,263.57 and 234,748.65

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Solution

The fourth proportional to 740,149.30, 1,110,263.57 and 234,748.65 is: 352,135.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,149.30 : 1,110,263.57 = 234,748.65 : x
  2. Step 2: Convert to fraction form
    740,149.30/1,110,263.57 = 234,748.65/x
  3. Step 3: Cross multiply
    740,149.30x = 1,110,263.57 × 234,748.65
  4. Step 4: Simplify right side
    740,149.30x = 260,632,874,201.68
  5. Step 5: Solve for x
    x = 260,632,874,201.68/740,149.30
  6. Step 6: Final answer
    x = 352,135.54

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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.