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Finding the Fourth Proportional to 366,906.30, 549,922.05 and 153,673.80

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Solution

The fourth proportional to 366,906.30, 549,922.05 and 153,673.80 is: 230,327.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,906.30 : 549,922.05 = 153,673.80 : x
  2. Step 2: Convert to fraction form
    366,906.30/549,922.05 = 153,673.80/x
  3. Step 3: Cross multiply
    366,906.30x = 549,922.05 × 153,673.80
  4. Step 4: Simplify right side
    366,906.30x = 84,508,611,127.29
  5. Step 5: Solve for x
    x = 84,508,611,127.29/366,906.30
  6. Step 6: Final answer
    x = 230,327.50

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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.