Home / 992,093.92-1,487,267.68-393,475.36

Finding the Fourth Proportional to 992,093.92, 1,487,267.68 and 393,475.36

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Solution

The fourth proportional to 992,093.92, 1,487,267.68 and 393,475.36 is: 589,866.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,093.92 : 1,487,267.68 = 393,475.36 : x
  2. Step 2: Convert to fraction form
    992,093.92/1,487,267.68 = 393,475.36/x
  3. Step 3: Cross multiply
    992,093.92x = 1,487,267.68 × 393,475.36
  4. Step 4: Simplify right side
    992,093.92x = 585,203,185,804.37
  5. Step 5: Solve for x
    x = 585,203,185,804.37/992,093.92
  6. Step 6: Final answer
    x = 589,866.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.