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Finding the Fourth Proportional to 456,697.44, 630,229.50 and 252,756.90

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Solution

The fourth proportional to 456,697.44, 630,229.50 and 252,756.90 is: 348,797.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,697.44 : 630,229.50 = 252,756.90 : x
  2. Step 2: Convert to fraction form
    456,697.44/630,229.50 = 252,756.90/x
  3. Step 3: Cross multiply
    456,697.44x = 630,229.50 × 252,756.90
  4. Step 4: Simplify right side
    456,697.44x = 159,294,854,708.55
  5. Step 5: Solve for x
    x = 159,294,854,708.55/456,697.44
  6. Step 6: Final answer
    x = 348,797.35

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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.