Home / 767,031.18-1,150,296.36-254,558.66

Finding the Fourth Proportional to 767,031.18, 1,150,296.36 and 254,558.66

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Solution

The fourth proportional to 767,031.18, 1,150,296.36 and 254,558.66 is: 381,754.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,031.18 : 1,150,296.36 = 254,558.66 : x
  2. Step 2: Convert to fraction form
    767,031.18/1,150,296.36 = 254,558.66/x
  3. Step 3: Cross multiply
    767,031.18x = 1,150,296.36 × 254,558.66
  4. Step 4: Simplify right side
    767,031.18x = 292,817,900,004.48
  5. Step 5: Solve for x
    x = 292,817,900,004.48/767,031.18
  6. Step 6: Final answer
    x = 381,754.89

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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.