Home / 477,286.29-658,657.56-262,440.21

Finding the Fourth Proportional to 477,286.29, 658,657.56 and 262,440.21

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Solution

The fourth proportional to 477,286.29, 658,657.56 and 262,440.21 is: 362,168.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,286.29 : 658,657.56 = 262,440.21 : x
  2. Step 2: Convert to fraction form
    477,286.29/658,657.56 = 262,440.21/x
  3. Step 3: Cross multiply
    477,286.29x = 658,657.56 × 262,440.21
  4. Step 4: Simplify right side
    477,286.29x = 172,858,228,364.49
  5. Step 5: Solve for x
    x = 172,858,228,364.49/477,286.29
  6. Step 6: Final answer
    x = 362,168.85

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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.