Home / 824,374.87-1,137,069.30-579,878.26

Finding the Fourth Proportional to 824,374.87, 1,137,069.30 and 579,878.26

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Solution

The fourth proportional to 824,374.87, 1,137,069.30 and 579,878.26 is: 799,832.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,374.87 : 1,137,069.30 = 579,878.26 : x
  2. Step 2: Convert to fraction form
    824,374.87/1,137,069.30 = 579,878.26/x
  3. Step 3: Cross multiply
    824,374.87x = 1,137,069.30 × 579,878.26
  4. Step 4: Simplify right side
    824,374.87x = 659,361,767,183.42
  5. Step 5: Solve for x
    x = 659,361,767,183.42/824,374.87
  6. Step 6: Final answer
    x = 799,832.44

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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.