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Finding the Fourth Proportional to 325,301.54, 448,963.44 and 187,453.76

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Solution

The fourth proportional to 325,301.54, 448,963.44 and 187,453.76 is: 258,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,301.54 : 448,963.44 = 187,453.76 : x
  2. Step 2: Convert to fraction form
    325,301.54/448,963.44 = 187,453.76/x
  3. Step 3: Cross multiply
    325,301.54x = 448,963.44 × 187,453.76
  4. Step 4: Simplify right side
    325,301.54x = 84,159,884,930.53
  5. Step 5: Solve for x
    x = 84,159,884,930.53/325,301.54
  6. Step 6: Final answer
    x = 258,713.45

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1.5x scale

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.