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Finding the Fourth Proportional to 364,349.39, 546,524.10 and 127,692.05

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Solution

The fourth proportional to 364,349.39, 546,524.10 and 127,692.05 is: 191,538.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,349.39 : 546,524.10 = 127,692.05 : x
  2. Step 2: Convert to fraction form
    364,349.39/546,524.10 = 127,692.05/x
  3. Step 3: Cross multiply
    364,349.39x = 546,524.10 × 127,692.05
  4. Step 4: Simplify right side
    364,349.39x = 69,786,779,970.78
  5. Step 5: Solve for x
    x = 69,786,779,970.78/364,349.39
  6. Step 6: Final answer
    x = 191,538.08

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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.