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Finding the Fourth Proportional to 484,603.02, 726,954.24 and 185,335.30

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Solution

The fourth proportional to 484,603.02, 726,954.24 and 185,335.30 is: 278,021.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,603.02 : 726,954.24 = 185,335.30 : x
  2. Step 2: Convert to fraction form
    484,603.02/726,954.24 = 185,335.30/x
  3. Step 3: Cross multiply
    484,603.02x = 726,954.24 × 185,335.30
  4. Step 4: Simplify right side
    484,603.02x = 134,730,282,156.67
  5. Step 5: Solve for x
    x = 134,730,282,156.67/484,603.02
  6. Step 6: Final answer
    x = 278,021.96

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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.