Home / 691,340.76-1,037,011.14-218,063.01

Finding the Fourth Proportional to 691,340.76, 1,037,011.14 and 218,063.01

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Solution

The fourth proportional to 691,340.76, 1,037,011.14 and 218,063.01 is: 327,094.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,340.76 : 1,037,011.14 = 218,063.01 : x
  2. Step 2: Convert to fraction form
    691,340.76/1,037,011.14 = 218,063.01/x
  3. Step 3: Cross multiply
    691,340.76x = 1,037,011.14 × 218,063.01
  4. Step 4: Simplify right side
    691,340.76x = 226,133,770,591.93
  5. Step 5: Solve for x
    x = 226,133,770,591.93/691,340.76
  6. Step 6: Final answer
    x = 327,094.52

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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.