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Finding the Fourth Proportional to 441,369.50, 662,460.15 and 342,167.18

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Solution

The fourth proportional to 441,369.50, 662,460.15 and 342,167.18 is: 513,565.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,369.50 : 662,460.15 = 342,167.18 : x
  2. Step 2: Convert to fraction form
    441,369.50/662,460.15 = 342,167.18/x
  3. Step 3: Cross multiply
    441,369.50x = 662,460.15 × 342,167.18
  4. Step 4: Simplify right side
    441,369.50x = 226,672,118,075.58
  5. Step 5: Solve for x
    x = 226,672,118,075.58/441,369.50
  6. Step 6: Final answer
    x = 513,565.44

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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.