Home / 456,968.16-630,592.48-250,230.88

Finding the Fourth Proportional to 456,968.16, 630,592.48 and 250,230.88

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Solution

The fourth proportional to 456,968.16, 630,592.48 and 250,230.88 is: 345,305.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,968.16 : 630,592.48 = 250,230.88 : x
  2. Step 2: Convert to fraction form
    456,968.16/630,592.48 = 250,230.88/x
  3. Step 3: Cross multiply
    456,968.16x = 630,592.48 × 250,230.88
  4. Step 4: Simplify right side
    456,968.16x = 157,793,711,191.78
  5. Step 5: Solve for x
    x = 157,793,711,191.78/456,968.16
  6. Step 6: Final answer
    x = 345,305.70

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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.