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Finding the Fourth Proportional to 479,364.41, 661,497.13 and 264,462.41

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Solution

The fourth proportional to 479,364.41, 661,497.13 and 264,462.41 is: 364,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,364.41 : 661,497.13 = 264,462.41 : x
  2. Step 2: Convert to fraction form
    479,364.41/661,497.13 = 264,462.41/x
  3. Step 3: Cross multiply
    479,364.41x = 661,497.13 × 264,462.41
  4. Step 4: Simplify right side
    479,364.41x = 174,941,125,207.88
  5. Step 5: Solve for x
    x = 174,941,125,207.88/479,364.41
  6. Step 6: Final answer
    x = 364,943.92

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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.