Home / 501,221.10-751,915.89-248,514.06

Finding the Fourth Proportional to 501,221.10, 751,915.89 and 248,514.06

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Solution

The fourth proportional to 501,221.10, 751,915.89 and 248,514.06 is: 372,812.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,221.10 : 751,915.89 = 248,514.06 : x
  2. Step 2: Convert to fraction form
    501,221.10/751,915.89 = 248,514.06/x
  3. Step 3: Cross multiply
    501,221.10x = 751,915.89 × 248,514.06
  4. Step 4: Simplify right side
    501,221.10x = 186,861,670,602.41
  5. Step 5: Solve for x
    x = 186,861,670,602.41/501,221.10
  6. Step 6: Final answer
    x = 372,812.86

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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.