Home / 304,872.04-420,782.27-175,893.81

Finding the Fourth Proportional to 304,872.04, 420,782.27 and 175,893.81

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Solution

The fourth proportional to 304,872.04, 420,782.27 and 175,893.81 is: 242,767.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,872.04 : 420,782.27 = 175,893.81 : x
  2. Step 2: Convert to fraction form
    304,872.04/420,782.27 = 175,893.81/x
  3. Step 3: Cross multiply
    304,872.04x = 420,782.27 × 175,893.81
  4. Step 4: Simplify right side
    304,872.04x = 74,012,996,650.75
  5. Step 5: Solve for x
    x = 74,012,996,650.75/304,872.04
  6. Step 6: Final answer
    x = 242,767.41

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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.