Home / 477,284.54-658,655.15-262,438.45

Finding the Fourth Proportional to 477,284.54, 658,655.15 and 262,438.45

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Solution

The fourth proportional to 477,284.54, 658,655.15 and 262,438.45 is: 362,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,284.54 : 658,655.15 = 262,438.45 : x
  2. Step 2: Convert to fraction form
    477,284.54/658,655.15 = 262,438.45/x
  3. Step 3: Cross multiply
    477,284.54x = 658,655.15 × 262,438.45
  4. Step 4: Simplify right side
    477,284.54x = 172,856,436,650.52
  5. Step 5: Solve for x
    x = 172,856,436,650.52/477,284.54
  6. Step 6: Final answer
    x = 362,166.43

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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.