Home / 667,346.84-1,001,190.89-194,032.20

Finding the Fourth Proportional to 667,346.84, 1,001,190.89 and 194,032.20

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Solution

The fourth proportional to 667,346.84, 1,001,190.89 and 194,032.20 is: 291,097.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,346.84 : 1,001,190.89 = 194,032.20 : x
  2. Step 2: Convert to fraction form
    667,346.84/1,001,190.89 = 194,032.20/x
  3. Step 3: Cross multiply
    667,346.84x = 1,001,190.89 × 194,032.20
  4. Step 4: Simplify right side
    667,346.84x = 194,263,271,491.74
  5. Step 5: Solve for x
    x = 194,263,271,491.74/667,346.84
  6. Step 6: Final answer
    x = 291,097.91

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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.