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Finding the Fourth Proportional to 373,743.60, 560,615.40 and 308,133.60

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Solution

The fourth proportional to 373,743.60, 560,615.40 and 308,133.60 is: 462,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,743.60 : 560,615.40 = 308,133.60 : x
  2. Step 2: Convert to fraction form
    373,743.60/560,615.40 = 308,133.60/x
  3. Step 3: Cross multiply
    373,743.60x = 560,615.40 × 308,133.60
  4. Step 4: Simplify right side
    373,743.60x = 172,744,441,417.44
  5. Step 5: Solve for x
    x = 172,744,441,417.44/373,743.60
  6. Step 6: Final answer
    x = 462,200.40

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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.