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Finding the Fourth Proportional to 502,985.61, 754,467.48 and 236,598.48

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Solution

The fourth proportional to 502,985.61, 754,467.48 and 236,598.48 is: 354,892.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,985.61 : 754,467.48 = 236,598.48 : x
  2. Step 2: Convert to fraction form
    502,985.61/754,467.48 = 236,598.48/x
  3. Step 3: Cross multiply
    502,985.61x = 754,467.48 × 236,598.48
  4. Step 4: Simplify right side
    502,985.61x = 178,505,858,977.43
  5. Step 5: Solve for x
    x = 178,505,858,977.43/502,985.61
  6. Step 6: Final answer
    x = 354,892.58

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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.