Home / 324,966.49-448,566.49-223,328.40

Finding the Fourth Proportional to 324,966.49, 448,566.49 and 223,328.40

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Solution

The fourth proportional to 324,966.49, 448,566.49 and 223,328.40 is: 308,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,966.49 : 448,566.49 = 223,328.40 : x
  2. Step 2: Convert to fraction form
    324,966.49/448,566.49 = 223,328.40/x
  3. Step 3: Cross multiply
    324,966.49x = 448,566.49 × 223,328.40
  4. Step 4: Simplify right side
    324,966.49x = 100,177,635,102.35
  5. Step 5: Solve for x
    x = 100,177,635,102.35/324,966.49
  6. Step 6: Final answer
    x = 308,270.66

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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.