Home / 304,844.94-420,690.24-175,781.16

Finding the Fourth Proportional to 304,844.94, 420,690.24 and 175,781.16

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Solution

The fourth proportional to 304,844.94, 420,690.24 and 175,781.16 is: 242,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,844.94 : 420,690.24 = 175,781.16 : x
  2. Step 2: Convert to fraction form
    304,844.94/420,690.24 = 175,781.16/x
  3. Step 3: Cross multiply
    304,844.94x = 420,690.24 × 175,781.16
  4. Step 4: Simplify right side
    304,844.94x = 73,949,418,387.88
  5. Step 5: Solve for x
    x = 73,949,418,387.88/304,844.94
  6. Step 6: Final answer
    x = 242,580.44

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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.