Home / 285,748.92-427,923.48-201,301.56

Finding the Fourth Proportional to 285,748.92, 427,923.48 and 201,301.56

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Solution

The fourth proportional to 285,748.92, 427,923.48 and 201,301.56 is: 301,459.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,748.92 : 427,923.48 = 201,301.56 : x
  2. Step 2: Convert to fraction form
    285,748.92/427,923.48 = 201,301.56/x
  3. Step 3: Cross multiply
    285,748.92x = 427,923.48 × 201,301.56
  4. Step 4: Simplify right side
    285,748.92x = 86,141,664,084.63
  5. Step 5: Solve for x
    x = 86,141,664,084.63/285,748.92
  6. Step 6: Final answer
    x = 301,459.28

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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.