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Finding the Fourth Proportional to 301,097.52, 451,646.46 and 76,474.80

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Solution

The fourth proportional to 301,097.52, 451,646.46 and 76,474.80 is: 114,712.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,097.52 : 451,646.46 = 76,474.80 : x
  2. Step 2: Convert to fraction form
    301,097.52/451,646.46 = 76,474.80/x
  3. Step 3: Cross multiply
    301,097.52x = 451,646.46 × 76,474.80
  4. Step 4: Simplify right side
    301,097.52x = 34,539,572,699.21
  5. Step 5: Solve for x
    x = 34,539,572,699.21/301,097.52
  6. Step 6: Final answer
    x = 114,712.25

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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.