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Finding the Fourth Proportional to 479,335.83, 661,497.27 and 264,489.72

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Solution

The fourth proportional to 479,335.83, 661,497.27 and 264,489.72 is: 365,003.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,335.83 : 661,497.27 = 264,489.72 : x
  2. Step 2: Convert to fraction form
    479,335.83/661,497.27 = 264,489.72/x
  3. Step 3: Cross multiply
    479,335.83x = 661,497.27 × 264,489.72
  4. Step 4: Simplify right side
    479,335.83x = 174,959,227,723.06
  5. Step 5: Solve for x
    x = 174,959,227,723.06/479,335.83
  6. Step 6: Final answer
    x = 365,003.44

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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.