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Finding the Fourth Proportional to 624,843, 937,550.10 and 340,107

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Solution

The fourth proportional to 624,843, 937,550.10 and 340,107 is: 510,315.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,843 : 937,550.10 = 340,107 : x
  2. Step 2: Convert to fraction form
    624,843/937,550.10 = 340,107/x
  3. Step 3: Cross multiply
    624,843x = 937,550.10 × 340,107
  4. Step 4: Simplify right side
    624,843x = 318,867,351,860.70
  5. Step 5: Solve for x
    x = 318,867,351,860.70/624,843
  6. Step 6: Final answer
    x = 510,315.95

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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.