Home / 484,429.24-668,133.66-314,718.04

Finding the Fourth Proportional to 484,429.24, 668,133.66 and 314,718.04

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Solution

The fourth proportional to 484,429.24, 668,133.66 and 314,718.04 is: 434,064.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,429.24 : 668,133.66 = 314,718.04 : x
  2. Step 2: Convert to fraction form
    484,429.24/668,133.66 = 314,718.04/x
  3. Step 3: Cross multiply
    484,429.24x = 668,133.66 × 314,718.04
  4. Step 4: Simplify right side
    484,429.24x = 210,273,715,933.23
  5. Step 5: Solve for x
    x = 210,273,715,933.23/484,429.24
  6. Step 6: Final answer
    x = 434,064.87

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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.