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Finding the Fourth Proportional to 706,568.17, 1,060,202.81 and 280,094.98

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Solution

The fourth proportional to 706,568.17, 1,060,202.81 and 280,094.98 is: 420,281.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,568.17 : 1,060,202.81 = 280,094.98 : x
  2. Step 2: Convert to fraction form
    706,568.17/1,060,202.81 = 280,094.98/x
  3. Step 3: Cross multiply
    706,568.17x = 1,060,202.81 × 280,094.98
  4. Step 4: Simplify right side
    706,568.17x = 296,957,484,862.89
  5. Step 5: Solve for x
    x = 296,957,484,862.89/706,568.17
  6. Step 6: Final answer
    x = 420,281.44

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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.