Home / 1,032.19-1,424.39-606.81

Finding the Fourth Proportional to 1,032.19, 1,424.39 and 606.81

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Solution

The fourth proportional to 1,032.19, 1,424.39 and 606.81 is: 837.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032.19 : 1,424.39 = 606.81 : x
  2. Step 2: Convert to fraction form
    1,032.19/1,424.39 = 606.81/x
  3. Step 3: Cross multiply
    1,032.19x = 1,424.39 × 606.81
  4. Step 4: Simplify right side
    1,032.19x = 864,335.61
  5. Step 5: Solve for x
    x = 864,335.61/1,032.19
  6. Step 6: Final answer
    x = 837.38

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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.