Home / 331,943.47-497,074.41-205,830.03

Finding the Fourth Proportional to 331,943.47, 497,074.41 and 205,830.03

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Solution

The fourth proportional to 331,943.47, 497,074.41 and 205,830.03 is: 308,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,943.47 : 497,074.41 = 205,830.03 : x
  2. Step 2: Convert to fraction form
    331,943.47/497,074.41 = 205,830.03/x
  3. Step 3: Cross multiply
    331,943.47x = 497,074.41 × 205,830.03
  4. Step 4: Simplify right side
    331,943.47x = 102,312,842,586.56
  5. Step 5: Solve for x
    x = 102,312,842,586.56/331,943.47
  6. Step 6: Final answer
    x = 308,223.70

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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.