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Finding the Fourth Proportional to 471,151.85, 650,231.69 and 277,561.35

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Solution

The fourth proportional to 471,151.85, 650,231.69 and 277,561.35 is: 383,059.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,151.85 : 650,231.69 = 277,561.35 : x
  2. Step 2: Convert to fraction form
    471,151.85/650,231.69 = 277,561.35/x
  3. Step 3: Cross multiply
    471,151.85x = 650,231.69 × 277,561.35
  4. Step 4: Simplify right side
    471,151.85x = 180,479,184,301.38
  5. Step 5: Solve for x
    x = 180,479,184,301.38/471,151.85
  6. Step 6: Final answer
    x = 383,059.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.