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Finding the Fourth Proportional to 493,935.50, 740,891.41 and 227,695.89

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Solution

The fourth proportional to 493,935.50, 740,891.41 and 227,695.89 is: 341,538.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,935.50 : 740,891.41 = 227,695.89 : x
  2. Step 2: Convert to fraction form
    493,935.50/740,891.41 = 227,695.89/x
  3. Step 3: Cross multiply
    493,935.50x = 740,891.41 × 227,695.89
  4. Step 4: Simplify right side
    493,935.50x = 168,697,931,202.41
  5. Step 5: Solve for x
    x = 168,697,931,202.41/493,935.50
  6. Step 6: Final answer
    x = 341,538.38

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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.