Home / 579,372.33-799,375.32-346,705.59

Finding the Fourth Proportional to 579,372.33, 799,375.32 and 346,705.59

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Solution

The fourth proportional to 579,372.33, 799,375.32 and 346,705.59 is: 478,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,372.33 : 799,375.32 = 346,705.59 : x
  2. Step 2: Convert to fraction form
    579,372.33/799,375.32 = 346,705.59/x
  3. Step 3: Cross multiply
    579,372.33x = 799,375.32 × 346,705.59
  4. Step 4: Simplify right side
    579,372.33x = 277,147,891,952.04
  5. Step 5: Solve for x
    x = 277,147,891,952.04/579,372.33
  6. Step 6: Final answer
    x = 478,358.87

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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.