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Finding the Fourth Proportional to 501,885.28, 752,669.28 and 164,870.56

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Solution

The fourth proportional to 501,885.28, 752,669.28 and 164,870.56 is: 247,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,885.28 : 752,669.28 = 164,870.56 : x
  2. Step 2: Convert to fraction form
    501,885.28/752,669.28 = 164,870.56/x
  3. Step 3: Cross multiply
    501,885.28x = 752,669.28 × 164,870.56
  4. Step 4: Simplify right side
    501,885.28x = 124,093,005,688.40
  5. Step 5: Solve for x
    x = 124,093,005,688.40/501,885.28
  6. Step 6: Final answer
    x = 247,253.73

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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.