Home / 339,798.02-509,758.48-140,007.26

Finding the Fourth Proportional to 339,798.02, 509,758.48 and 140,007.26

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Solution

The fourth proportional to 339,798.02, 509,758.48 and 140,007.26 is: 210,036.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,798.02 : 509,758.48 = 140,007.26 : x
  2. Step 2: Convert to fraction form
    339,798.02/509,758.48 = 140,007.26/x
  3. Step 3: Cross multiply
    339,798.02x = 509,758.48 × 140,007.26
  4. Step 4: Simplify right side
    339,798.02x = 71,369,888,046.56
  5. Step 5: Solve for x
    x = 71,369,888,046.56/339,798.02
  6. Step 6: Final answer
    x = 210,036.21

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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.