Home / 756,312.53-1,133,785-276,201.61

Finding the Fourth Proportional to 756,312.53, 1,133,785 and 276,201.61

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Solution

The fourth proportional to 756,312.53, 1,133,785 and 276,201.61 is: 414,052.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,312.53 : 1,133,785 = 276,201.61 : x
  2. Step 2: Convert to fraction form
    756,312.53/1,133,785 = 276,201.61/x
  3. Step 3: Cross multiply
    756,312.53x = 1,133,785 × 276,201.61
  4. Step 4: Simplify right side
    756,312.53x = 313,153,242,393.85
  5. Step 5: Solve for x
    x = 313,153,242,393.85/756,312.53
  6. Step 6: Final answer
    x = 414,052.70

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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.