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Finding the Fourth Proportional to 501,216.17, 751,575.51 and 159,615.09

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Solution

The fourth proportional to 501,216.17, 751,575.51 and 159,615.09 is: 239,343.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,216.17 : 751,575.51 = 159,615.09 : x
  2. Step 2: Convert to fraction form
    501,216.17/751,575.51 = 159,615.09/x
  3. Step 3: Cross multiply
    501,216.17x = 751,575.51 × 159,615.09
  4. Step 4: Simplify right side
    501,216.17x = 119,962,792,670.45
  5. Step 5: Solve for x
    x = 119,962,792,670.45/501,216.17
  6. Step 6: Final answer
    x = 239,343.42

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1.5x scale

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.