Home / 784,032.06-1,175,907.80-207,659.28

Finding the Fourth Proportional to 784,032.06, 1,175,907.80 and 207,659.28

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Solution

The fourth proportional to 784,032.06, 1,175,907.80 and 207,659.28 is: 311,451.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,032.06 : 1,175,907.80 = 207,659.28 : x
  2. Step 2: Convert to fraction form
    784,032.06/1,175,907.80 = 207,659.28/x
  3. Step 3: Cross multiply
    784,032.06x = 1,175,907.80 × 207,659.28
  4. Step 4: Simplify right side
    784,032.06x = 244,188,167,613.53
  5. Step 5: Solve for x
    x = 244,188,167,613.53/784,032.06
  6. Step 6: Final answer
    x = 311,451.76

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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.