Home / 741,258.57-1,111,669.72-336,216.45

Finding the Fourth Proportional to 741,258.57, 1,111,669.72 and 336,216.45

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Solution

The fourth proportional to 741,258.57, 1,111,669.72 and 336,216.45 is: 504,225.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,258.57 : 1,111,669.72 = 336,216.45 : x
  2. Step 2: Convert to fraction form
    741,258.57/1,111,669.72 = 336,216.45/x
  3. Step 3: Cross multiply
    741,258.57x = 1,111,669.72 × 336,216.45
  4. Step 4: Simplify right side
    741,258.57x = 373,761,641,272.55
  5. Step 5: Solve for x
    x = 373,761,641,272.55/741,258.57
  6. Step 6: Final answer
    x = 504,225.73

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Double scale
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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.