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Finding the Fourth Proportional to 304,029.72, 419,599.49 and 176,680.71

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Solution

The fourth proportional to 304,029.72, 419,599.49 and 176,680.71 is: 243,841.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,029.72 : 419,599.49 = 176,680.71 : x
  2. Step 2: Convert to fraction form
    304,029.72/419,599.49 = 176,680.71/x
  3. Step 3: Cross multiply
    304,029.72x = 419,599.49 × 176,680.71
  4. Step 4: Simplify right side
    304,029.72x = 74,135,134,925.43
  5. Step 5: Solve for x
    x = 74,135,134,925.43/304,029.72
  6. Step 6: Final answer
    x = 243,841.74

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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.