Home / 1,176.15-1,764.32-526.95

Finding the Fourth Proportional to 1,176.15, 1,764.32 and 526.95

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Solution

The fourth proportional to 1,176.15, 1,764.32 and 526.95 is: 790.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176.15 : 1,764.32 = 526.95 : x
  2. Step 2: Convert to fraction form
    1,176.15/1,764.32 = 526.95/x
  3. Step 3: Cross multiply
    1,176.15x = 1,764.32 × 526.95
  4. Step 4: Simplify right side
    1,176.15x = 929,705.79
  5. Step 5: Solve for x
    x = 929,705.79/1,176.15
  6. Step 6: Final answer
    x = 790.47

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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.