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Finding the Fourth Proportional to 479,732.27, 662,040.86 and 264,885.93

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Solution

The fourth proportional to 479,732.27, 662,040.86 and 264,885.93 is: 365,548.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,732.27 : 662,040.86 = 264,885.93 : x
  2. Step 2: Convert to fraction form
    479,732.27/662,040.86 = 264,885.93/x
  3. Step 3: Cross multiply
    479,732.27x = 662,040.86 × 264,885.93
  4. Step 4: Simplify right side
    479,732.27x = 175,365,307,574.67
  5. Step 5: Solve for x
    x = 175,365,307,574.67/479,732.27
  6. Step 6: Final answer
    x = 365,548.29

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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.