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Finding the Fourth Proportional to 329,178.06, 493,866.66 and 233,300.72

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Solution

The fourth proportional to 329,178.06, 493,866.66 and 233,300.72 is: 350,021.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,178.06 : 493,866.66 = 233,300.72 : x
  2. Step 2: Convert to fraction form
    329,178.06/493,866.66 = 233,300.72/x
  3. Step 3: Cross multiply
    329,178.06x = 493,866.66 × 233,300.72
  4. Step 4: Simplify right side
    329,178.06x = 115,219,447,362.00
  5. Step 5: Solve for x
    x = 115,219,447,362.00/329,178.06
  6. Step 6: Final answer
    x = 350,021.65

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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.