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Finding the Fourth Proportional to 301,498.60, 451,950.30 and 168,442.60

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Solution

The fourth proportional to 301,498.60, 451,950.30 and 168,442.60 is: 252,497.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,498.60 : 451,950.30 = 168,442.60 : x
  2. Step 2: Convert to fraction form
    301,498.60/451,950.30 = 168,442.60/x
  3. Step 3: Cross multiply
    301,498.60x = 451,950.30 × 168,442.60
  4. Step 4: Simplify right side
    301,498.60x = 76,127,683,602.78
  5. Step 5: Solve for x
    x = 76,127,683,602.78/301,498.60
  6. Step 6: Final answer
    x = 252,497.64

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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.