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Finding the Fourth Proportional to 301,692.96, 452,561.04 and 91,347.30

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Solution

The fourth proportional to 301,692.96, 452,561.04 and 91,347.30 is: 137,027.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,692.96 : 452,561.04 = 91,347.30 : x
  2. Step 2: Convert to fraction form
    301,692.96/452,561.04 = 91,347.30/x
  3. Step 3: Cross multiply
    301,692.96x = 452,561.04 × 91,347.30
  4. Step 4: Simplify right side
    301,692.96x = 41,340,229,089.19
  5. Step 5: Solve for x
    x = 41,340,229,089.19/301,692.96
  6. Step 6: Final answer
    x = 137,027.49

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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.