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Finding the Fourth Proportional to 484,365.55, 726,186.35 and 334,177.27

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Solution

The fourth proportional to 484,365.55, 726,186.35 and 334,177.27 is: 501,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,365.55 : 726,186.35 = 334,177.27 : x
  2. Step 2: Convert to fraction form
    484,365.55/726,186.35 = 334,177.27/x
  3. Step 3: Cross multiply
    484,365.55x = 726,186.35 × 334,177.27
  4. Step 4: Simplify right side
    484,365.55x = 242,674,970,283.38
  5. Step 5: Solve for x
    x = 242,674,970,283.38/484,365.55
  6. Step 6: Final answer
    x = 501,016.17

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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.