Home / 458,849.52-633,190.80-254,913.60

Finding the Fourth Proportional to 458,849.52, 633,190.80 and 254,913.60

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Solution

The fourth proportional to 458,849.52, 633,190.80 and 254,913.60 is: 351,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,849.52 : 633,190.80 = 254,913.60 : x
  2. Step 2: Convert to fraction form
    458,849.52/633,190.80 = 254,913.60/x
  3. Step 3: Cross multiply
    458,849.52x = 633,190.80 × 254,913.60
  4. Step 4: Simplify right side
    458,849.52x = 161,408,946,314.88
  5. Step 5: Solve for x
    x = 161,408,946,314.88/458,849.52
  6. Step 6: Final answer
    x = 351,768.80

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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.