Home / 283,022.32-390,472.68-175,553.68

Finding the Fourth Proportional to 283,022.32, 390,472.68 and 175,553.68

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Solution

The fourth proportional to 283,022.32, 390,472.68 and 175,553.68 is: 242,203.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,022.32 : 390,472.68 = 175,553.68 : x
  2. Step 2: Convert to fraction form
    283,022.32/390,472.68 = 175,553.68/x
  3. Step 3: Cross multiply
    283,022.32x = 390,472.68 × 175,553.68
  4. Step 4: Simplify right side
    283,022.32x = 68,548,915,913.46
  5. Step 5: Solve for x
    x = 68,548,915,913.46/283,022.32
  6. Step 6: Final answer
    x = 242,203.22

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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.