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Finding the Fourth Proportional to 334,405.02, 501,502.09 and 109,713.09

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Solution

The fourth proportional to 334,405.02, 501,502.09 and 109,713.09 is: 164,535.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,405.02 : 501,502.09 = 109,713.09 : x
  2. Step 2: Convert to fraction form
    334,405.02/501,502.09 = 109,713.09/x
  3. Step 3: Cross multiply
    334,405.02x = 501,502.09 × 109,713.09
  4. Step 4: Simplify right side
    334,405.02x = 55,021,343,935.36
  5. Step 5: Solve for x
    x = 55,021,343,935.36/334,405.02
  6. Step 6: Final answer
    x = 164,535.04

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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.