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Finding the Fourth Proportional to 295,592.40, 443,388.60 and 118,126.80

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Solution

The fourth proportional to 295,592.40, 443,388.60 and 118,126.80 is: 177,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,592.40 : 443,388.60 = 118,126.80 : x
  2. Step 2: Convert to fraction form
    295,592.40/443,388.60 = 118,126.80/x
  3. Step 3: Cross multiply
    295,592.40x = 443,388.60 × 118,126.80
  4. Step 4: Simplify right side
    295,592.40x = 52,376,076,474.48
  5. Step 5: Solve for x
    x = 52,376,076,474.48/295,592.40
  6. Step 6: Final answer
    x = 177,190.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.