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Finding the Fourth Proportional to 346,548.56, 519,531.24 and 168,964.16

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Solution

The fourth proportional to 346,548.56, 519,531.24 and 168,964.16 is: 253,304.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,548.56 : 519,531.24 = 168,964.16 : x
  2. Step 2: Convert to fraction form
    346,548.56/519,531.24 = 168,964.16/x
  3. Step 3: Cross multiply
    346,548.56x = 519,531.24 × 168,964.16
  4. Step 4: Simplify right side
    346,548.56x = 87,782,159,560.36
  5. Step 5: Solve for x
    x = 87,782,159,560.36/346,548.56
  6. Step 6: Final answer
    x = 253,304.07

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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.