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Finding the Fourth Proportional to 501,131.32, 751,594.90 and 185,513.20

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Solution

The fourth proportional to 501,131.32, 751,594.90 and 185,513.20 is: 278,232.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,131.32 : 751,594.90 = 185,513.20 : x
  2. Step 2: Convert to fraction form
    501,131.32/751,594.90 = 185,513.20/x
  3. Step 3: Cross multiply
    501,131.32x = 751,594.90 × 185,513.20
  4. Step 4: Simplify right side
    501,131.32x = 139,430,775,002.68
  5. Step 5: Solve for x
    x = 139,430,775,002.68/501,131.32
  6. Step 6: Final answer
    x = 278,232.01

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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.