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Finding the Fourth Proportional to 1,672,249, 2,508,790.14 and 490,297

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Solution

The fourth proportional to 1,672,249, 2,508,790.14 and 490,297 is: 735,567.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,249 : 2,508,790.14 = 490,297 : x
  2. Step 2: Convert to fraction form
    1,672,249/2,508,790.14 = 490,297/x
  3. Step 3: Cross multiply
    1,672,249x = 2,508,790.14 × 490,297
  4. Step 4: Simplify right side
    1,672,249x = 1,230,052,279,271.58
  5. Step 5: Solve for x
    x = 1,230,052,279,271.58/1,672,249
  6. Step 6: Final answer
    x = 735,567.66

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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.