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Finding the Fourth Proportional to 367,079.56, 549,733.20 and 208,828.24

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Solution

The fourth proportional to 367,079.56, 549,733.20 and 208,828.24 is: 312,738.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,079.56 : 549,733.20 = 208,828.24 : x
  2. Step 2: Convert to fraction form
    367,079.56/549,733.20 = 208,828.24/x
  3. Step 3: Cross multiply
    367,079.56x = 549,733.20 × 208,828.24
  4. Step 4: Simplify right side
    367,079.56x = 114,799,816,625.57
  5. Step 5: Solve for x
    x = 114,799,816,625.57/367,079.56
  6. Step 6: Final answer
    x = 312,738.24

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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.