Home / 366,936.30-549,886.05-271,421.10

Finding the Fourth Proportional to 366,936.30, 549,886.05 and 271,421.10

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Solution

The fourth proportional to 366,936.30, 549,886.05 and 271,421.10 is: 406,748.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,936.30 : 549,886.05 = 271,421.10 : x
  2. Step 2: Convert to fraction form
    366,936.30/549,886.05 = 271,421.10/x
  3. Step 3: Cross multiply
    366,936.30x = 549,886.05 × 271,421.10
  4. Step 4: Simplify right side
    366,936.30x = 149,250,676,565.66
  5. Step 5: Solve for x
    x = 149,250,676,565.66/366,936.30
  6. Step 6: Final answer
    x = 406,748.19

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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.