Home / 852,691.69-1,279,185.29-347,527.50

Finding the Fourth Proportional to 852,691.69, 1,279,185.29 and 347,527.50

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Solution

The fourth proportional to 852,691.69, 1,279,185.29 and 347,527.50 is: 521,351.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,691.69 : 1,279,185.29 = 347,527.50 : x
  2. Step 2: Convert to fraction form
    852,691.69/1,279,185.29 = 347,527.50/x
  3. Step 3: Cross multiply
    852,691.69x = 1,279,185.29 × 347,527.50
  4. Step 4: Simplify right side
    852,691.69x = 444,552,065,870.48
  5. Step 5: Solve for x
    x = 444,552,065,870.48/852,691.69
  6. Step 6: Final answer
    x = 521,351.47

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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.