Home / 667,809.35-1,001,830.67-293,822.63

Finding the Fourth Proportional to 667,809.35, 1,001,830.67 and 293,822.63

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Solution

The fourth proportional to 667,809.35, 1,001,830.67 and 293,822.63 is: 440,785.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,809.35 : 1,001,830.67 = 293,822.63 : x
  2. Step 2: Convert to fraction form
    667,809.35/1,001,830.67 = 293,822.63/x
  3. Step 3: Cross multiply
    667,809.35x = 1,001,830.67 × 293,822.63
  4. Step 4: Simplify right side
    667,809.35x = 294,360,515,795.80
  5. Step 5: Solve for x
    x = 294,360,515,795.80/667,809.35
  6. Step 6: Final answer
    x = 440,785.26

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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.