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Finding the Fourth Proportional to 344,016.67, 474,729.98 and 191,064.71

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Solution

The fourth proportional to 344,016.67, 474,729.98 and 191,064.71 is: 263,662.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,016.67 : 474,729.98 = 191,064.71 : x
  2. Step 2: Convert to fraction form
    344,016.67/474,729.98 = 191,064.71/x
  3. Step 3: Cross multiply
    344,016.67x = 474,729.98 × 191,064.71
  4. Step 4: Simplify right side
    344,016.67x = 90,704,145,957.01
  5. Step 5: Solve for x
    x = 90,704,145,957.01/344,016.67
  6. Step 6: Final answer
    x = 263,662.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.