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Finding the Fourth Proportional to 366,316.74, 549,412.11 and 110,145.42

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Solution

The fourth proportional to 366,316.74, 549,412.11 and 110,145.42 is: 165,199.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,316.74 : 549,412.11 = 110,145.42 : x
  2. Step 2: Convert to fraction form
    366,316.74/549,412.11 = 110,145.42/x
  3. Step 3: Cross multiply
    366,316.74x = 549,412.11 × 110,145.42
  4. Step 4: Simplify right side
    366,316.74x = 60,515,227,609.04
  5. Step 5: Solve for x
    x = 60,515,227,609.04/366,316.74
  6. Step 6: Final answer
    x = 165,199.19

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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.