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Finding the Fourth Proportional to 329,129.02, 493,710.64 and 104,507.06

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Solution

The fourth proportional to 329,129.02, 493,710.64 and 104,507.06 is: 156,766.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,129.02 : 493,710.64 = 104,507.06 : x
  2. Step 2: Convert to fraction form
    329,129.02/493,710.64 = 104,507.06/x
  3. Step 3: Cross multiply
    329,129.02x = 493,710.64 × 104,507.06
  4. Step 4: Simplify right side
    329,129.02x = 51,596,248,112.27
  5. Step 5: Solve for x
    x = 51,596,248,112.27/329,129.02
  6. Step 6: Final answer
    x = 156,766.02

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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.