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Finding the Fourth Proportional to 304,500.86, 420,176.13 and 175,458.14

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Solution

The fourth proportional to 304,500.86, 420,176.13 and 175,458.14 is: 242,112.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,500.86 : 420,176.13 = 175,458.14 : x
  2. Step 2: Convert to fraction form
    304,500.86/420,176.13 = 175,458.14/x
  3. Step 3: Cross multiply
    304,500.86x = 420,176.13 × 175,458.14
  4. Step 4: Simplify right side
    304,500.86x = 73,723,322,242.20
  5. Step 5: Solve for x
    x = 73,723,322,242.20/304,500.86
  6. Step 6: Final answer
    x = 242,112.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.