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Finding the Fourth Proportional to 484,732.95, 726,771.37 and 169,017.63

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Solution

The fourth proportional to 484,732.95, 726,771.37 and 169,017.63 is: 253,412.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,732.95 : 726,771.37 = 169,017.63 : x
  2. Step 2: Convert to fraction form
    484,732.95/726,771.37 = 169,017.63/x
  3. Step 3: Cross multiply
    484,732.95x = 726,771.37 × 169,017.63
  4. Step 4: Simplify right side
    484,732.95x = 122,837,174,509.25
  5. Step 5: Solve for x
    x = 122,837,174,509.25/484,732.95
  6. Step 6: Final answer
    x = 253,412.06

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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.