Home / 1,076,000.80-1,613,828.40-327,872.80

Finding the Fourth Proportional to 1,076,000.80, 1,613,828.40 and 327,872.80

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Solution

The fourth proportional to 1,076,000.80, 1,613,828.40 and 327,872.80 is: 491,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,000.80 : 1,613,828.40 = 327,872.80 : x
  2. Step 2: Convert to fraction form
    1,076,000.80/1,613,828.40 = 327,872.80/x
  3. Step 3: Cross multiply
    1,076,000.80x = 1,613,828.40 × 327,872.80
  4. Step 4: Simplify right side
    1,076,000.80x = 529,130,436,227.52
  5. Step 5: Solve for x
    x = 529,130,436,227.52/1,076,000.80
  6. Step 6: Final answer
    x = 491,756.55

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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.