Home / 336,907.40-504,194.70-308,913.80

Finding the Fourth Proportional to 336,907.40, 504,194.70 and 308,913.80

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Solution

The fourth proportional to 336,907.40, 504,194.70 and 308,913.80 is: 462,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,907.40 : 504,194.70 = 308,913.80 : x
  2. Step 2: Convert to fraction form
    336,907.40/504,194.70 = 308,913.80/x
  3. Step 3: Cross multiply
    336,907.40x = 504,194.70 × 308,913.80
  4. Step 4: Simplify right side
    336,907.40x = 155,752,700,716.86
  5. Step 5: Solve for x
    x = 155,752,700,716.86/336,907.40
  6. Step 6: Final answer
    x = 462,301.22

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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.