Home / 852,901.40-1,279,330.01-347,461.56

Finding the Fourth Proportional to 852,901.40, 1,279,330.01 and 347,461.56

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Solution

The fourth proportional to 852,901.40, 1,279,330.01 and 347,461.56 is: 521,183.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,901.40 : 1,279,330.01 = 347,461.56 : x
  2. Step 2: Convert to fraction form
    852,901.40/1,279,330.01 = 347,461.56/x
  3. Step 3: Cross multiply
    852,901.40x = 1,279,330.01 × 347,461.56
  4. Step 4: Simplify right side
    852,901.40x = 444,517,999,292.11
  5. Step 5: Solve for x
    x = 444,517,999,292.11/852,901.40
  6. Step 6: Final answer
    x = 521,183.34

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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.