Home / 348,834.04-481,261.80-219,737.86

Finding the Fourth Proportional to 348,834.04, 481,261.80 and 219,737.86

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Solution

The fourth proportional to 348,834.04, 481,261.80 and 219,737.86 is: 303,156.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,834.04 : 481,261.80 = 219,737.86 : x
  2. Step 2: Convert to fraction form
    348,834.04/481,261.80 = 219,737.86/x
  3. Step 3: Cross multiply
    348,834.04x = 481,261.80 × 219,737.86
  4. Step 4: Simplify right side
    348,834.04x = 105,751,438,031.75
  5. Step 5: Solve for x
    x = 105,751,438,031.75/348,834.04
  6. Step 6: Final answer
    x = 303,156.88

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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.