Home / 827,294.06-1,141,772.46-464,717.81

Finding the Fourth Proportional to 827,294.06, 1,141,772.46 and 464,717.81

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Solution

The fourth proportional to 827,294.06, 1,141,772.46 and 464,717.81 is: 641,370.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,294.06 : 1,141,772.46 = 464,717.81 : x
  2. Step 2: Convert to fraction form
    827,294.06/1,141,772.46 = 464,717.81/x
  3. Step 3: Cross multiply
    827,294.06x = 1,141,772.46 × 464,717.81
  4. Step 4: Simplify right side
    827,294.06x = 530,601,991,818.78
  5. Step 5: Solve for x
    x = 530,601,991,818.78/827,294.06
  6. Step 6: Final answer
    x = 641,370.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.