Home / 304,981.23-457,294.86-115,456.23

Finding the Fourth Proportional to 304,981.23, 457,294.86 and 115,456.23

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Solution

The fourth proportional to 304,981.23, 457,294.86 and 115,456.23 is: 173,117.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,981.23 : 457,294.86 = 115,456.23 : x
  2. Step 2: Convert to fraction form
    304,981.23/457,294.86 = 115,456.23/x
  3. Step 3: Cross multiply
    304,981.23x = 457,294.86 × 115,456.23
  4. Step 4: Simplify right side
    304,981.23x = 52,797,540,533.98
  5. Step 5: Solve for x
    x = 52,797,540,533.98/304,981.23
  6. Step 6: Final answer
    x = 173,117.34

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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.