Home / 756,823.01-1,133,949.83-456,672.87

Finding the Fourth Proportional to 756,823.01, 1,133,949.83 and 456,672.87

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Solution

The fourth proportional to 756,823.01, 1,133,949.83 and 456,672.87 is: 684,234.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,823.01 : 1,133,949.83 = 456,672.87 : x
  2. Step 2: Convert to fraction form
    756,823.01/1,133,949.83 = 456,672.87/x
  3. Step 3: Cross multiply
    756,823.01x = 1,133,949.83 × 456,672.87
  4. Step 4: Simplify right side
    756,823.01x = 517,844,121,018.75
  5. Step 5: Solve for x
    x = 517,844,121,018.75/756,823.01
  6. Step 6: Final answer
    x = 684,234.12

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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.