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Finding the Fourth Proportional to 501,794.77, 692,478.86 and 272,352.39

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Solution

The fourth proportional to 501,794.77, 692,478.86 and 272,352.39 is: 375,847.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,794.77 : 692,478.86 = 272,352.39 : x
  2. Step 2: Convert to fraction form
    501,794.77/692,478.86 = 272,352.39/x
  3. Step 3: Cross multiply
    501,794.77x = 692,478.86 × 272,352.39
  4. Step 4: Simplify right side
    501,794.77x = 188,598,269,083.08
  5. Step 5: Solve for x
    x = 188,598,269,083.08/501,794.77
  6. Step 6: Final answer
    x = 375,847.42

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.