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Finding the Fourth Proportional to 338,263.44, 507,354.84 and 88,964.88

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Solution

The fourth proportional to 338,263.44, 507,354.84 and 88,964.88 is: 133,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,263.44 : 507,354.84 = 88,964.88 : x
  2. Step 2: Convert to fraction form
    338,263.44/507,354.84 = 88,964.88/x
  3. Step 3: Cross multiply
    338,263.44x = 507,354.84 × 88,964.88
  4. Step 4: Simplify right side
    338,263.44x = 45,136,762,458.02
  5. Step 5: Solve for x
    x = 45,136,762,458.02/338,263.44
  6. Step 6: Final answer
    x = 133,436.72

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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.