Home / 625,737.01-863,534.07-353,845.58

Finding the Fourth Proportional to 625,737.01, 863,534.07 and 353,845.58

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Solution

The fourth proportional to 625,737.01, 863,534.07 and 353,845.58 is: 488,316.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,737.01 : 863,534.07 = 353,845.58 : x
  2. Step 2: Convert to fraction form
    625,737.01/863,534.07 = 353,845.58/x
  3. Step 3: Cross multiply
    625,737.01x = 863,534.07 × 353,845.58
  4. Step 4: Simplify right side
    625,737.01x = 305,557,713,848.91
  5. Step 5: Solve for x
    x = 305,557,713,848.91/625,737.01
  6. Step 6: Final answer
    x = 488,316.51

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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.