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Finding the Fourth Proportional to 298,848.32, 448,338.08 and 88,502.64

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Solution

The fourth proportional to 298,848.32, 448,338.08 and 88,502.64 is: 132,773.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,848.32 : 448,338.08 = 88,502.64 : x
  2. Step 2: Convert to fraction form
    298,848.32/448,338.08 = 88,502.64/x
  3. Step 3: Cross multiply
    298,848.32x = 448,338.08 × 88,502.64
  4. Step 4: Simplify right side
    298,848.32x = 39,679,103,692.53
  5. Step 5: Solve for x
    x = 39,679,103,692.53/298,848.32
  6. Step 6: Final answer
    x = 132,773.39

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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.