Home / 767,716.50-1,151,722.38-294,364.92

Finding the Fourth Proportional to 767,716.50, 1,151,722.38 and 294,364.92

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Solution

The fourth proportional to 767,716.50, 1,151,722.38 and 294,364.92 is: 441,603.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,716.50 : 1,151,722.38 = 294,364.92 : x
  2. Step 2: Convert to fraction form
    767,716.50/1,151,722.38 = 294,364.92/x
  3. Step 3: Cross multiply
    767,716.50x = 1,151,722.38 × 294,364.92
  4. Step 4: Simplify right side
    767,716.50x = 339,026,666,250.91
  5. Step 5: Solve for x
    x = 339,026,666,250.91/767,716.50
  6. Step 6: Final answer
    x = 441,603.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.