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Finding the Fourth Proportional to 373,911.80, 560,867.70 and 224,612.60

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Solution

The fourth proportional to 373,911.80, 560,867.70 and 224,612.60 is: 336,918.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,911.80 : 560,867.70 = 224,612.60 : x
  2. Step 2: Convert to fraction form
    373,911.80/560,867.70 = 224,612.60/x
  3. Step 3: Cross multiply
    373,911.80x = 560,867.70 × 224,612.60
  4. Step 4: Simplify right side
    373,911.80x = 125,977,952,353.02
  5. Step 5: Solve for x
    x = 125,977,952,353.02/373,911.80
  6. Step 6: Final answer
    x = 336,918.90

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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.