Home / 758,756.58-1,138,696.19-359,399.44

Finding the Fourth Proportional to 758,756.58, 1,138,696.19 and 359,399.44

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Solution

The fourth proportional to 758,756.58, 1,138,696.19 and 359,399.44 is: 539,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,756.58 : 1,138,696.19 = 359,399.44 : x
  2. Step 2: Convert to fraction form
    758,756.58/1,138,696.19 = 359,399.44/x
  3. Step 3: Cross multiply
    758,756.58x = 1,138,696.19 × 359,399.44
  4. Step 4: Simplify right side
    758,756.58x = 409,246,776,011.88
  5. Step 5: Solve for x
    x = 409,246,776,011.88/758,756.58
  6. Step 6: Final answer
    x = 539,365.05

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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.