Home / 347,226.84-520,890.17-107,359.45

Finding the Fourth Proportional to 347,226.84, 520,890.17 and 107,359.45

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Solution

The fourth proportional to 347,226.84, 520,890.17 and 107,359.45 is: 161,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,226.84 : 520,890.17 = 107,359.45 : x
  2. Step 2: Convert to fraction form
    347,226.84/520,890.17 = 107,359.45/x
  3. Step 3: Cross multiply
    347,226.84x = 520,890.17 × 107,359.45
  4. Step 4: Simplify right side
    347,226.84x = 55,922,479,557.16
  5. Step 5: Solve for x
    x = 55,922,479,557.16/347,226.84
  6. Step 6: Final answer
    x = 161,054.60

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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.