Home / 699,221.73-1,048,103.19-474,599.82

Finding the Fourth Proportional to 699,221.73, 1,048,103.19 and 474,599.82

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Solution

The fourth proportional to 699,221.73, 1,048,103.19 and 474,599.82 is: 711,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,221.73 : 1,048,103.19 = 474,599.82 : x
  2. Step 2: Convert to fraction form
    699,221.73/1,048,103.19 = 474,599.82/x
  3. Step 3: Cross multiply
    699,221.73x = 1,048,103.19 × 474,599.82
  4. Step 4: Simplify right side
    699,221.73x = 497,429,585,315.43
  5. Step 5: Solve for x
    x = 497,429,585,315.43/699,221.73
  6. Step 6: Final answer
    x = 711,404.64

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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.