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Finding the Fourth Proportional to 384,329.20, 576,493.80 and 244,706.80

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Solution

The fourth proportional to 384,329.20, 576,493.80 and 244,706.80 is: 367,060.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,329.20 : 576,493.80 = 244,706.80 : x
  2. Step 2: Convert to fraction form
    384,329.20/576,493.80 = 244,706.80/x
  3. Step 3: Cross multiply
    384,329.20x = 576,493.80 × 244,706.80
  4. Step 4: Simplify right side
    384,329.20x = 141,071,953,017.84
  5. Step 5: Solve for x
    x = 141,071,953,017.84/384,329.20
  6. Step 6: Final answer
    x = 367,060.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.