Home / 1,059,029.76-1,588,542.72-459,912.96

Finding the Fourth Proportional to 1,059,029.76, 1,588,542.72 and 459,912.96

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Solution

The fourth proportional to 1,059,029.76, 1,588,542.72 and 459,912.96 is: 689,868.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,029.76 : 1,588,542.72 = 459,912.96 : x
  2. Step 2: Convert to fraction form
    1,059,029.76/1,588,542.72 = 459,912.96/x
  3. Step 3: Cross multiply
    1,059,029.76x = 1,588,542.72 × 459,912.96
  4. Step 4: Simplify right side
    1,059,029.76x = 730,591,384,441.65
  5. Step 5: Solve for x
    x = 730,591,384,441.65/1,059,029.76
  6. Step 6: Final answer
    x = 689,868.61

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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.