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Finding the Fourth Proportional to 334,924.92, 461,879.69 and 220,000.77

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Solution

The fourth proportional to 334,924.92, 461,879.69 and 220,000.77 is: 303,393.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,924.92 : 461,879.69 = 220,000.77 : x
  2. Step 2: Convert to fraction form
    334,924.92/461,879.69 = 220,000.77/x
  3. Step 3: Cross multiply
    334,924.92x = 461,879.69 × 220,000.77
  4. Step 4: Simplify right side
    334,924.92x = 101,613,886,347.36
  5. Step 5: Solve for x
    x = 101,613,886,347.36/334,924.92
  6. Step 6: Final answer
    x = 303,393.03

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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.