Home / 339,985.48-509,977.50-161,952.52

Finding the Fourth Proportional to 339,985.48, 509,977.50 and 161,952.52

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Solution

The fourth proportional to 339,985.48, 509,977.50 and 161,952.52 is: 242,928.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,985.48 : 509,977.50 = 161,952.52 : x
  2. Step 2: Convert to fraction form
    339,985.48/509,977.50 = 161,952.52/x
  3. Step 3: Cross multiply
    339,985.48x = 509,977.50 × 161,952.52
  4. Step 4: Simplify right side
    339,985.48x = 82,592,141,268.30
  5. Step 5: Solve for x
    x = 82,592,141,268.30/339,985.48
  6. Step 6: Final answer
    x = 242,928.44

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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.