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Finding the Fourth Proportional to 468,815.65, 703,685.48 and 334,029.42

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Solution

The fourth proportional to 468,815.65, 703,685.48 and 334,029.42 is: 501,373.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,815.65 : 703,685.48 = 334,029.42 : x
  2. Step 2: Convert to fraction form
    468,815.65/703,685.48 = 334,029.42/x
  3. Step 3: Cross multiply
    468,815.65x = 703,685.48 × 334,029.42
  4. Step 4: Simplify right side
    468,815.65x = 235,051,651,076.67
  5. Step 5: Solve for x
    x = 235,051,651,076.67/468,815.65
  6. Step 6: Final answer
    x = 501,373.31

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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.