Home / 501,134.75-751,812.70-146,176.55

Finding the Fourth Proportional to 501,134.75, 751,812.70 and 146,176.55

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Solution

The fourth proportional to 501,134.75, 751,812.70 and 146,176.55 is: 219,297.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,134.75 : 751,812.70 = 146,176.55 : x
  2. Step 2: Convert to fraction form
    501,134.75/751,812.70 = 146,176.55/x
  3. Step 3: Cross multiply
    501,134.75x = 751,812.70 × 146,176.55
  4. Step 4: Simplify right side
    501,134.75x = 109,897,382,607.68
  5. Step 5: Solve for x
    x = 109,897,382,607.68/501,134.75
  6. Step 6: Final answer
    x = 219,297.07

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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.