Home / 851,552.88-1,175,056.92-469,569.84

Finding the Fourth Proportional to 851,552.88, 1,175,056.92 and 469,569.84

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Solution

The fourth proportional to 851,552.88, 1,175,056.92 and 469,569.84 is: 647,958.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,552.88 : 1,175,056.92 = 469,569.84 : x
  2. Step 2: Convert to fraction form
    851,552.88/1,175,056.92 = 469,569.84/x
  3. Step 3: Cross multiply
    851,552.88x = 1,175,056.92 × 469,569.84
  4. Step 4: Simplify right side
    851,552.88x = 551,771,289,915.29
  5. Step 5: Solve for x
    x = 551,771,289,915.29/851,552.88
  6. Step 6: Final answer
    x = 647,958.93

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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.