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Finding the Fourth Proportional to 304,671.62, 420,446.08 and 175,609.04

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Solution

The fourth proportional to 304,671.62, 420,446.08 and 175,609.04 is: 242,340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,671.62 : 420,446.08 = 175,609.04 : x
  2. Step 2: Convert to fraction form
    304,671.62/420,446.08 = 175,609.04/x
  3. Step 3: Cross multiply
    304,671.62x = 420,446.08 × 175,609.04
  4. Step 4: Simplify right side
    304,671.62x = 73,834,131,533.40
  5. Step 5: Solve for x
    x = 73,834,131,533.40/304,671.62
  6. Step 6: Final answer
    x = 242,340.04

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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.