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Finding the Fourth Proportional to 298,898.35, 447,715.22 and 241,726.93

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Solution

The fourth proportional to 298,898.35, 447,715.22 and 241,726.93 is: 362,079.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,898.35 : 447,715.22 = 241,726.93 : x
  2. Step 2: Convert to fraction form
    298,898.35/447,715.22 = 241,726.93/x
  3. Step 3: Cross multiply
    298,898.35x = 447,715.22 × 241,726.93
  4. Step 4: Simplify right side
    298,898.35x = 108,224,823,316.95
  5. Step 5: Solve for x
    x = 108,224,823,316.95/298,898.35
  6. Step 6: Final answer
    x = 362,079.03

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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.