Home / 834,816.06-1,252,314.54-266,063.76

Finding the Fourth Proportional to 834,816.06, 1,252,314.54 and 266,063.76

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Solution

The fourth proportional to 834,816.06, 1,252,314.54 and 266,063.76 is: 399,124.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,816.06 : 1,252,314.54 = 266,063.76 : x
  2. Step 2: Convert to fraction form
    834,816.06/1,252,314.54 = 266,063.76/x
  3. Step 3: Cross multiply
    834,816.06x = 1,252,314.54 × 266,063.76
  4. Step 4: Simplify right side
    834,816.06x = 333,195,515,215.07
  5. Step 5: Solve for x
    x = 333,195,515,215.07/834,816.06
  6. Step 6: Final answer
    x = 399,124.47

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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.