Home / 767,861.45-1,059,698.33-441,279.48

Finding the Fourth Proportional to 767,861.45, 1,059,698.33 and 441,279.48

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Solution

The fourth proportional to 767,861.45, 1,059,698.33 and 441,279.48 is: 608,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,861.45 : 1,059,698.33 = 441,279.48 : x
  2. Step 2: Convert to fraction form
    767,861.45/1,059,698.33 = 441,279.48/x
  3. Step 3: Cross multiply
    767,861.45x = 1,059,698.33 × 441,279.48
  4. Step 4: Simplify right side
    767,861.45x = 467,623,125,812.87
  5. Step 5: Solve for x
    x = 467,623,125,812.87/767,861.45
  6. Step 6: Final answer
    x = 608,994.15

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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.