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Finding the Fourth Proportional to 456,952.39, 630,617.60 and 253,025.88

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Solution

The fourth proportional to 456,952.39, 630,617.60 and 253,025.88 is: 349,188.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,952.39 : 630,617.60 = 253,025.88 : x
  2. Step 2: Convert to fraction form
    456,952.39/630,617.60 = 253,025.88/x
  3. Step 3: Cross multiply
    456,952.39x = 630,617.60 × 253,025.88
  4. Step 4: Simplify right side
    456,952.39x = 159,562,571,451.24
  5. Step 5: Solve for x
    x = 159,562,571,451.24/456,952.39
  6. Step 6: Final answer
    x = 349,188.62

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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.