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Finding the Fourth Proportional to 347,101.08, 519,811.11 and 240,185.31

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Solution

The fourth proportional to 347,101.08, 519,811.11 and 240,185.31 is: 359,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,101.08 : 519,811.11 = 240,185.31 : x
  2. Step 2: Convert to fraction form
    347,101.08/519,811.11 = 240,185.31/x
  3. Step 3: Cross multiply
    347,101.08x = 519,811.11 × 240,185.31
  4. Step 4: Simplify right side
    347,101.08x = 124,850,992,596.79
  5. Step 5: Solve for x
    x = 124,850,992,596.79/347,101.08
  6. Step 6: Final answer
    x = 359,696.35

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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.