Home / 756,635.22-1,132,950.51-456,714.90

Finding the Fourth Proportional to 756,635.22, 1,132,950.51 and 456,714.90

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Solution

The fourth proportional to 756,635.22, 1,132,950.51 and 456,714.90 is: 683,863.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,635.22 : 1,132,950.51 = 456,714.90 : x
  2. Step 2: Convert to fraction form
    756,635.22/1,132,950.51 = 456,714.90/x
  3. Step 3: Cross multiply
    756,635.22x = 1,132,950.51 × 456,714.90
  4. Step 4: Simplify right side
    756,635.22x = 517,435,378,879.60
  5. Step 5: Solve for x
    x = 517,435,378,879.60/756,635.22
  6. Step 6: Final answer
    x = 683,863.72

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1.5x scale

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.