Home / 802,935.38-1,108,050.83-445,239.38

Finding the Fourth Proportional to 802,935.38, 1,108,050.83 and 445,239.38

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Solution

The fourth proportional to 802,935.38, 1,108,050.83 and 445,239.38 is: 614,430.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,935.38 : 1,108,050.83 = 445,239.38 : x
  2. Step 2: Convert to fraction form
    802,935.38/1,108,050.83 = 445,239.38/x
  3. Step 3: Cross multiply
    802,935.38x = 1,108,050.83 × 445,239.38
  4. Step 4: Simplify right side
    802,935.38x = 493,347,856,791.23
  5. Step 5: Solve for x
    x = 493,347,856,791.23/802,935.38
  6. Step 6: Final answer
    x = 614,430.34

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1.5x scale

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.