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Finding the Fourth Proportional to 501,316.16, 751,787.08 and 201,695.52

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Solution

The fourth proportional to 501,316.16, 751,787.08 and 201,695.52 is: 302,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,316.16 : 751,787.08 = 201,695.52 : x
  2. Step 2: Convert to fraction form
    501,316.16/751,787.08 = 201,695.52/x
  3. Step 3: Cross multiply
    501,316.16x = 751,787.08 × 201,695.52
  4. Step 4: Simplify right side
    501,316.16x = 151,632,086,029.88
  5. Step 5: Solve for x
    x = 151,632,086,029.88/501,316.16
  6. Step 6: Final answer
    x = 302,467.98

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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.