Home / 1,001,086.45-1,501,793.30-326,972.05

Finding the Fourth Proportional to 1,001,086.45, 1,501,793.30 and 326,972.05

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Solution

The fourth proportional to 1,001,086.45, 1,501,793.30 and 326,972.05 is: 490,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,086.45 : 1,501,793.30 = 326,972.05 : x
  2. Step 2: Convert to fraction form
    1,001,086.45/1,501,793.30 = 326,972.05/x
  3. Step 3: Cross multiply
    1,001,086.45x = 1,501,793.30 × 326,972.05
  4. Step 4: Simplify right side
    1,001,086.45x = 491,044,433,977.27
  5. Step 5: Solve for x
    x = 491,044,433,977.27/1,001,086.45
  6. Step 6: Final answer
    x = 490,511.52

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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.