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Finding the Fourth Proportional to 365,958.56, 549,094.83 and 141,476.63

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Solution

The fourth proportional to 365,958.56, 549,094.83 and 141,476.63 is: 212,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,958.56 : 549,094.83 = 141,476.63 : x
  2. Step 2: Convert to fraction form
    365,958.56/549,094.83 = 141,476.63/x
  3. Step 3: Cross multiply
    365,958.56x = 549,094.83 × 141,476.63
  4. Step 4: Simplify right side
    365,958.56x = 77,684,083,618.62
  5. Step 5: Solve for x
    x = 77,684,083,618.62/365,958.56
  6. Step 6: Final answer
    x = 212,275.63

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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.