Home / 554,180.46-764,769.15-299,530.86

Finding the Fourth Proportional to 554,180.46, 764,769.15 and 299,530.86

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Solution

The fourth proportional to 554,180.46, 764,769.15 and 299,530.86 is: 413,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,180.46 : 764,769.15 = 299,530.86 : x
  2. Step 2: Convert to fraction form
    554,180.46/764,769.15 = 299,530.86/x
  3. Step 3: Cross multiply
    554,180.46x = 764,769.15 × 299,530.86
  4. Step 4: Simplify right side
    554,180.46x = 229,071,961,200.97
  5. Step 5: Solve for x
    x = 229,071,961,200.97/554,180.46
  6. Step 6: Final answer
    x = 413,352.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.