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Finding the Fourth Proportional to 301,642.60, 451,807.80 and 242,593.60

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Solution

The fourth proportional to 301,642.60, 451,807.80 and 242,593.60 is: 363,362.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,642.60 : 451,807.80 = 242,593.60 : x
  2. Step 2: Convert to fraction form
    301,642.60/451,807.80 = 242,593.60/x
  3. Step 3: Cross multiply
    301,642.60x = 451,807.80 × 242,593.60
  4. Step 4: Simplify right side
    301,642.60x = 109,605,680,710.08
  5. Step 5: Solve for x
    x = 109,605,680,710.08/301,642.60
  6. Step 6: Final answer
    x = 363,362.74

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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.