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Finding the Fourth Proportional to 481,624.76, 722,471.76 and 166,077.11

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Solution

The fourth proportional to 481,624.76, 722,471.76 and 166,077.11 is: 249,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,624.76 : 722,471.76 = 166,077.11 : x
  2. Step 2: Convert to fraction form
    481,624.76/722,471.76 = 166,077.11/x
  3. Step 3: Cross multiply
    481,624.76x = 722,471.76 × 166,077.11
  4. Step 4: Simplify right side
    481,624.76x = 119,986,018,345.06
  5. Step 5: Solve for x
    x = 119,986,018,345.06/481,624.76
  6. Step 6: Final answer
    x = 249,127.60

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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.