Home / 608,228.20-839,468.82-353,616.04

Finding the Fourth Proportional to 608,228.20, 839,468.82 and 353,616.04

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Solution

The fourth proportional to 608,228.20, 839,468.82 and 353,616.04 is: 488,056.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,228.20 : 839,468.82 = 353,616.04 : x
  2. Step 2: Convert to fraction form
    608,228.20/839,468.82 = 353,616.04/x
  3. Step 3: Cross multiply
    608,228.20x = 839,468.82 × 353,616.04
  4. Step 4: Simplify right side
    608,228.20x = 296,849,639,831.87
  5. Step 5: Solve for x
    x = 296,849,639,831.87/608,228.20
  6. Step 6: Final answer
    x = 488,056.36

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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.