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Finding the Fourth Proportional to 297,888.28, 446,692.03 and 108,214.90

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Solution

The fourth proportional to 297,888.28, 446,692.03 and 108,214.90 is: 162,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,888.28 : 446,692.03 = 108,214.90 : x
  2. Step 2: Convert to fraction form
    297,888.28/446,692.03 = 108,214.90/x
  3. Step 3: Cross multiply
    297,888.28x = 446,692.03 × 108,214.90
  4. Step 4: Simplify right side
    297,888.28x = 48,338,733,357.25
  5. Step 5: Solve for x
    x = 48,338,733,357.25/297,888.28
  6. Step 6: Final answer
    x = 162,271.35

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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.