Home / 477,680.90-658,434.62-362,584.55

Finding the Fourth Proportional to 477,680.90, 658,434.62 and 362,584.55

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Solution

The fourth proportional to 477,680.90, 658,434.62 and 362,584.55 is: 499,786.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,680.90 : 658,434.62 = 362,584.55 : x
  2. Step 2: Convert to fraction form
    477,680.90/658,434.62 = 362,584.55/x
  3. Step 3: Cross multiply
    477,680.90x = 658,434.62 × 362,584.55
  4. Step 4: Simplify right side
    477,680.90x = 238,738,222,949.67
  5. Step 5: Solve for x
    x = 238,738,222,949.67/477,680.90
  6. Step 6: Final answer
    x = 499,786.00

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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.