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Finding the Fourth Proportional to 334,370.58, 501,593.93 and 121,238.87

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Solution

The fourth proportional to 334,370.58, 501,593.93 and 121,238.87 is: 181,872.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,370.58 : 501,593.93 = 121,238.87 : x
  2. Step 2: Convert to fraction form
    334,370.58/501,593.93 = 121,238.87/x
  3. Step 3: Cross multiply
    334,370.58x = 501,593.93 × 121,238.87
  4. Step 4: Simplify right side
    334,370.58x = 60,812,678,157.90
  5. Step 5: Solve for x
    x = 60,812,678,157.90/334,370.58
  6. Step 6: Final answer
    x = 181,872.10

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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.