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Finding the Fourth Proportional to 334,137.07, 501,205.47 and 97,479.64

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Solution

The fourth proportional to 334,137.07, 501,205.47 and 97,479.64 is: 146,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,137.07 : 501,205.47 = 97,479.64 : x
  2. Step 2: Convert to fraction form
    334,137.07/501,205.47 = 97,479.64/x
  3. Step 3: Cross multiply
    334,137.07x = 501,205.47 × 97,479.64
  4. Step 4: Simplify right side
    334,137.07x = 48,857,328,781.63
  5. Step 5: Solve for x
    x = 48,857,328,781.63/334,137.07
  6. Step 6: Final answer
    x = 146,219.42

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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.