Home / 477,305.25-658,664.39-262,443.81

Finding the Fourth Proportional to 477,305.25, 658,664.39 and 262,443.81

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Solution

The fourth proportional to 477,305.25, 658,664.39 and 262,443.81 is: 362,163.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,305.25 : 658,664.39 = 262,443.81 : x
  2. Step 2: Convert to fraction form
    477,305.25/658,664.39 = 262,443.81/x
  3. Step 3: Cross multiply
    477,305.25x = 658,664.39 × 262,443.81
  4. Step 4: Simplify right side
    477,305.25x = 172,862,390,710.71
  5. Step 5: Solve for x
    x = 172,862,390,710.71/477,305.25
  6. Step 6: Final answer
    x = 362,163.19

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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.