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Finding the Fourth Proportional to 636,863.60, 955,014.94 and 337,274.17

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Solution

The fourth proportional to 636,863.60, 955,014.94 and 337,274.17 is: 505,762.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,863.60 : 955,014.94 = 337,274.17 : x
  2. Step 2: Convert to fraction form
    636,863.60/955,014.94 = 337,274.17/x
  3. Step 3: Cross multiply
    636,863.60x = 955,014.94 × 337,274.17
  4. Step 4: Simplify right side
    636,863.60x = 322,101,871,226.10
  5. Step 5: Solve for x
    x = 322,101,871,226.10/636,863.60
  6. Step 6: Final answer
    x = 505,762.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.