Home / 478,196.70-658,789.00-332,752.36

Finding the Fourth Proportional to 478,196.70, 658,789.00 and 332,752.36

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Solution

The fourth proportional to 478,196.70, 658,789.00 and 332,752.36 is: 458,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,196.70 : 658,789.00 = 332,752.36 : x
  2. Step 2: Convert to fraction form
    478,196.70/658,789.00 = 332,752.36/x
  3. Step 3: Cross multiply
    478,196.70x = 658,789.00 × 332,752.36
  4. Step 4: Simplify right side
    478,196.70x = 219,213,595,101.26
  5. Step 5: Solve for x
    x = 219,213,595,101.26/478,196.70
  6. Step 6: Final answer
    x = 458,417.20

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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.