Home / 805,574.16-1,208,358.81-332,246.61

Finding the Fourth Proportional to 805,574.16, 1,208,358.81 and 332,246.61

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Solution

The fourth proportional to 805,574.16, 1,208,358.81 and 332,246.61 is: 498,368.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,574.16 : 1,208,358.81 = 332,246.61 : x
  2. Step 2: Convert to fraction form
    805,574.16/1,208,358.81 = 332,246.61/x
  3. Step 3: Cross multiply
    805,574.16x = 1,208,358.81 × 332,246.61
  4. Step 4: Simplify right side
    805,574.16x = 401,473,118,286.13
  5. Step 5: Solve for x
    x = 401,473,118,286.13/805,574.16
  6. Step 6: Final answer
    x = 498,368.91

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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.