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Finding the Fourth Proportional to 501,136.34, 751,347.36 and 234,751.50

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Solution

The fourth proportional to 501,136.34, 751,347.36 and 234,751.50 is: 351,959.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,136.34 : 751,347.36 = 234,751.50 : x
  2. Step 2: Convert to fraction form
    501,136.34/751,347.36 = 234,751.50/x
  3. Step 3: Cross multiply
    501,136.34x = 751,347.36 × 234,751.50
  4. Step 4: Simplify right side
    501,136.34x = 176,379,919,781.04
  5. Step 5: Solve for x
    x = 176,379,919,781.04/501,136.34
  6. Step 6: Final answer
    x = 351,959.95

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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.