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Finding the Fourth Proportional to 1,170,910, 1,756,369.32 and 284,446

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Solution

The fourth proportional to 1,170,910, 1,756,369.32 and 284,446 is: 426,670.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,910 : 1,756,369.32 = 284,446 : x
  2. Step 2: Convert to fraction form
    1,170,910/1,756,369.32 = 284,446/x
  3. Step 3: Cross multiply
    1,170,910x = 1,756,369.32 × 284,446
  4. Step 4: Simplify right side
    1,170,910x = 499,592,227,596.72
  5. Step 5: Solve for x
    x = 499,592,227,596.72/1,170,910
  6. Step 6: Final answer
    x = 426,670.05

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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.