Home / 699,514.34-1,049,270.58-279,085.46

Finding the Fourth Proportional to 699,514.34, 1,049,270.58 and 279,085.46

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Solution

The fourth proportional to 699,514.34, 1,049,270.58 and 279,085.46 is: 418,627.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,514.34 : 1,049,270.58 = 279,085.46 : x
  2. Step 2: Convert to fraction form
    699,514.34/1,049,270.58 = 279,085.46/x
  3. Step 3: Cross multiply
    699,514.34x = 1,049,270.58 × 279,085.46
  4. Step 4: Simplify right side
    699,514.34x = 292,836,162,483.77
  5. Step 5: Solve for x
    x = 292,836,162,483.77/699,514.34
  6. Step 6: Final answer
    x = 418,627.82

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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.