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Finding the Fourth Proportional to 301,679.22, 452,709.45 and 168,646.85

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Solution

The fourth proportional to 301,679.22, 452,709.45 and 168,646.85 is: 253,076.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,679.22 : 452,709.45 = 168,646.85 : x
  2. Step 2: Convert to fraction form
    301,679.22/452,709.45 = 168,646.85/x
  3. Step 3: Cross multiply
    301,679.22x = 452,709.45 × 168,646.85
  4. Step 4: Simplify right side
    301,679.22x = 76,348,020,444.19
  5. Step 5: Solve for x
    x = 76,348,020,444.19/301,679.22
  6. Step 6: Final answer
    x = 253,076.83

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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.