Home / 880,649.88-1,320,558.24-341,158.80

Finding the Fourth Proportional to 880,649.88, 1,320,558.24 and 341,158.80

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Solution

The fourth proportional to 880,649.88, 1,320,558.24 and 341,158.80 is: 511,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,649.88 : 1,320,558.24 = 341,158.80 : x
  2. Step 2: Convert to fraction form
    880,649.88/1,320,558.24 = 341,158.80/x
  3. Step 3: Cross multiply
    880,649.88x = 1,320,558.24 × 341,158.80
  4. Step 4: Simplify right side
    880,649.88x = 450,520,064,488.51
  5. Step 5: Solve for x
    x = 450,520,064,488.51/880,649.88
  6. Step 6: Final answer
    x = 511,576.82

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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.