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Finding the Fourth Proportional to 366,909.40, 549,845.70 and 226,250.20

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Solution

The fourth proportional to 366,909.40, 549,845.70 and 226,250.20 is: 339,055.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,909.40 : 549,845.70 = 226,250.20 : x
  2. Step 2: Convert to fraction form
    366,909.40/549,845.70 = 226,250.20/x
  3. Step 3: Cross multiply
    366,909.40x = 549,845.70 × 226,250.20
  4. Step 4: Simplify right side
    366,909.40x = 124,402,699,594.14
  5. Step 5: Solve for x
    x = 124,402,699,594.14/366,909.40
  6. Step 6: Final answer
    x = 339,055.63

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1.5x scale

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.