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Finding the Fourth Proportional to 448,638.68, 673,085.13 and 182,590.13

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Solution

The fourth proportional to 448,638.68, 673,085.13 and 182,590.13 is: 273,936.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,638.68 : 673,085.13 = 182,590.13 : x
  2. Step 2: Convert to fraction form
    448,638.68/673,085.13 = 182,590.13/x
  3. Step 3: Cross multiply
    448,638.68x = 673,085.13 × 182,590.13
  4. Step 4: Simplify right side
    448,638.68x = 122,898,702,385.77
  5. Step 5: Solve for x
    x = 122,898,702,385.77/448,638.68
  6. Step 6: Final answer
    x = 273,936.93

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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.