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Finding the Fourth Proportional to 551,446.35, 773,074.65 and 551,446.35

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Solution

The fourth proportional to 551,446.35, 773,074.65 and 551,446.35 is: 773,074.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,446.35 : 773,074.65 = 551,446.35 : x
  2. Step 2: Convert to fraction form
    551,446.35/773,074.65 = 551,446.35/x
  3. Step 3: Cross multiply
    551,446.35x = 773,074.65 × 551,446.35
  4. Step 4: Simplify right side
    551,446.35x = 426,309,194,020.03
  5. Step 5: Solve for x
    x = 426,309,194,020.03/551,446.35
  6. Step 6: Final answer
    x = 773,074.65

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.