Home / 864,474.05-1,192,925.66-482,525.43

Finding the Fourth Proportional to 864,474.05, 1,192,925.66 and 482,525.43

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Solution

The fourth proportional to 864,474.05, 1,192,925.66 and 482,525.43 is: 665,858.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,474.05 : 1,192,925.66 = 482,525.43 : x
  2. Step 2: Convert to fraction form
    864,474.05/1,192,925.66 = 482,525.43/x
  3. Step 3: Cross multiply
    864,474.05x = 1,192,925.66 × 482,525.43
  4. Step 4: Simplify right side
    864,474.05x = 575,616,964,636.91
  5. Step 5: Solve for x
    x = 575,616,964,636.91/864,474.05
  6. Step 6: Final answer
    x = 665,858.01

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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.