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Finding the Fourth Proportional to 541,477.17, 747,003.94 and 326,497.80

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Solution

The fourth proportional to 541,477.17, 747,003.94 and 326,497.80 is: 450,425.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,477.17 : 747,003.94 = 326,497.80 : x
  2. Step 2: Convert to fraction form
    541,477.17/747,003.94 = 326,497.80/x
  3. Step 3: Cross multiply
    541,477.17x = 747,003.94 × 326,497.80
  4. Step 4: Simplify right side
    541,477.17x = 243,895,144,986.35
  5. Step 5: Solve for x
    x = 243,895,144,986.35/541,477.17
  6. Step 6: Final answer
    x = 450,425.54

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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.