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Finding the Fourth Proportional to 510,885.38, 766,327.59 and 240,950.54

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Solution

The fourth proportional to 510,885.38, 766,327.59 and 240,950.54 is: 361,425.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,885.38 : 766,327.59 = 240,950.54 : x
  2. Step 2: Convert to fraction form
    510,885.38/766,327.59 = 240,950.54/x
  3. Step 3: Cross multiply
    510,885.38x = 766,327.59 × 240,950.54
  4. Step 4: Simplify right side
    510,885.38x = 184,647,042,795.76
  5. Step 5: Solve for x
    x = 184,647,042,795.76/510,885.38
  6. Step 6: Final answer
    x = 361,425.58

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1.5x scale

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.