Home / 334,725.32-461,390.10-328,089.80

Finding the Fourth Proportional to 334,725.32, 461,390.10 and 328,089.80

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Solution

The fourth proportional to 334,725.32, 461,390.10 and 328,089.80 is: 452,243.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,725.32 : 461,390.10 = 328,089.80 : x
  2. Step 2: Convert to fraction form
    334,725.32/461,390.10 = 328,089.80/x
  3. Step 3: Cross multiply
    334,725.32x = 461,390.10 × 328,089.80
  4. Step 4: Simplify right side
    334,725.32x = 151,377,385,630.98
  5. Step 5: Solve for x
    x = 151,377,385,630.98/334,725.32
  6. Step 6: Final answer
    x = 452,243.61

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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.