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Finding the Fourth Proportional to 363,575.35, 501,714.74 and 208,518.64

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Solution

The fourth proportional to 363,575.35, 501,714.74 and 208,518.64 is: 287,744.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,575.35 : 501,714.74 = 208,518.64 : x
  2. Step 2: Convert to fraction form
    363,575.35/501,714.74 = 208,518.64/x
  3. Step 3: Cross multiply
    363,575.35x = 501,714.74 × 208,518.64
  4. Step 4: Simplify right side
    363,575.35x = 104,616,874,519.76
  5. Step 5: Solve for x
    x = 104,616,874,519.76/363,575.35
  6. Step 6: Final answer
    x = 287,744.68

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1.5x scale

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.