Home / 767,758.65-1,151,806.45-235,319.73

Finding the Fourth Proportional to 767,758.65, 1,151,806.45 and 235,319.73

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Solution

The fourth proportional to 767,758.65, 1,151,806.45 and 235,319.73 is: 353,031.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,758.65 : 1,151,806.45 = 235,319.73 : x
  2. Step 2: Convert to fraction form
    767,758.65/1,151,806.45 = 235,319.73/x
  3. Step 3: Cross multiply
    767,758.65x = 1,151,806.45 × 235,319.73
  4. Step 4: Simplify right side
    767,758.65x = 271,042,778,359.91
  5. Step 5: Solve for x
    x = 271,042,778,359.91/767,758.65
  6. Step 6: Final answer
    x = 353,031.23

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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.