Home / 864,474.14-1,192,925.78-482,525.53

Finding the Fourth Proportional to 864,474.14, 1,192,925.78 and 482,525.53

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Solution

The fourth proportional to 864,474.14, 1,192,925.78 and 482,525.53 is: 665,858.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,474.14 : 1,192,925.78 = 482,525.53 : x
  2. Step 2: Convert to fraction form
    864,474.14/1,192,925.78 = 482,525.53/x
  3. Step 3: Cross multiply
    864,474.14x = 1,192,925.78 × 482,525.53
  4. Step 4: Simplify right side
    864,474.14x = 575,617,138,280.54
  5. Step 5: Solve for x
    x = 575,617,138,280.54/864,474.14
  6. Step 6: Final answer
    x = 665,858.13

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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.