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Finding the Fourth Proportional to 335,064.72, 462,389.40 and 182,102.88

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Solution

The fourth proportional to 335,064.72, 462,389.40 and 182,102.88 is: 251,302.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,064.72 : 462,389.40 = 182,102.88 : x
  2. Step 2: Convert to fraction form
    335,064.72/462,389.40 = 182,102.88/x
  3. Step 3: Cross multiply
    335,064.72x = 462,389.40 × 182,102.88
  4. Step 4: Simplify right side
    335,064.72x = 84,202,441,421.47
  5. Step 5: Solve for x
    x = 84,202,441,421.47/335,064.72
  6. Step 6: Final answer
    x = 251,302.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.