Home / 579,869.30-800,246.56-362,206.84

Finding the Fourth Proportional to 579,869.30, 800,246.56 and 362,206.84

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Solution

The fourth proportional to 579,869.30, 800,246.56 and 362,206.84 is: 499,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,869.30 : 800,246.56 = 362,206.84 : x
  2. Step 2: Convert to fraction form
    579,869.30/800,246.56 = 362,206.84/x
  3. Step 3: Cross multiply
    579,869.30x = 800,246.56 × 362,206.84
  4. Step 4: Simplify right side
    579,869.30x = 289,854,777,718.47
  5. Step 5: Solve for x
    x = 289,854,777,718.47/579,869.30
  6. Step 6: Final answer
    x = 499,862.26

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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.