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Finding the Fourth Proportional to 301,403.60, 452,091.48 and 123,866.96

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Solution

The fourth proportional to 301,403.60, 452,091.48 and 123,866.96 is: 185,794.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,403.60 : 452,091.48 = 123,866.96 : x
  2. Step 2: Convert to fraction form
    301,403.60/452,091.48 = 123,866.96/x
  3. Step 3: Cross multiply
    301,403.60x = 452,091.48 × 123,866.96
  4. Step 4: Simplify right side
    301,403.60x = 55,999,197,269.50
  5. Step 5: Solve for x
    x = 55,999,197,269.50/301,403.60
  6. Step 6: Final answer
    x = 185,794.72

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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.