Home / 1,175.68-1,764.08-526.60

Finding the Fourth Proportional to 1,175.68, 1,764.08 and 526.60

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Solution

The fourth proportional to 1,175.68, 1,764.08 and 526.60 is: 790.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175.68 : 1,764.08 = 526.60 : x
  2. Step 2: Convert to fraction form
    1,175.68/1,764.08 = 526.60/x
  3. Step 3: Cross multiply
    1,175.68x = 1,764.08 × 526.60
  4. Step 4: Simplify right side
    1,175.68x = 928,964.53
  5. Step 5: Solve for x
    x = 928,964.53/1,175.68
  6. Step 6: Final answer
    x = 790.15

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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.