Home / 501,864.63-752,826.18-142,005.36

Finding the Fourth Proportional to 501,864.63, 752,826.18 and 142,005.36

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Solution

The fourth proportional to 501,864.63, 752,826.18 and 142,005.36 is: 213,016.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,864.63 : 752,826.18 = 142,005.36 : x
  2. Step 2: Convert to fraction form
    501,864.63/752,826.18 = 142,005.36/x
  3. Step 3: Cross multiply
    501,864.63x = 752,826.18 × 142,005.36
  4. Step 4: Simplify right side
    501,864.63x = 106,905,352,708.33
  5. Step 5: Solve for x
    x = 106,905,352,708.33/501,864.63
  6. Step 6: Final answer
    x = 213,016.31

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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.