Home / 1,018,246.50-1,405,180.17-565,579.62

Finding the Fourth Proportional to 1,018,246.50, 1,405,180.17 and 565,579.62

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Solution

The fourth proportional to 1,018,246.50, 1,405,180.17 and 565,579.62 is: 780,499.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,246.50 : 1,405,180.17 = 565,579.62 : x
  2. Step 2: Convert to fraction form
    1,018,246.50/1,405,180.17 = 565,579.62/x
  3. Step 3: Cross multiply
    1,018,246.50x = 1,405,180.17 × 565,579.62
  4. Step 4: Simplify right side
    1,018,246.50x = 794,741,266,580.14
  5. Step 5: Solve for x
    x = 794,741,266,580.14/1,018,246.50
  6. Step 6: Final answer
    x = 780,499.88

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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.