Home / 363,859.03-502,081.87-208,802.35

Finding the Fourth Proportional to 363,859.03, 502,081.87 and 208,802.35

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Solution

The fourth proportional to 363,859.03, 502,081.87 and 208,802.35 is: 288,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,859.03 : 502,081.87 = 208,802.35 : x
  2. Step 2: Convert to fraction form
    363,859.03/502,081.87 = 208,802.35/x
  3. Step 3: Cross multiply
    363,859.03x = 502,081.87 × 208,802.35
  4. Step 4: Simplify right side
    363,859.03x = 104,835,874,348.40
  5. Step 5: Solve for x
    x = 104,835,874,348.40/363,859.03
  6. Step 6: Final answer
    x = 288,122.23

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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.