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Finding the Fourth Proportional to 448,990.98, 673,595.01 and 164,703.66

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Solution

The fourth proportional to 448,990.98, 673,595.01 and 164,703.66 is: 247,095.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,990.98 : 673,595.01 = 164,703.66 : x
  2. Step 2: Convert to fraction form
    448,990.98/673,595.01 = 164,703.66/x
  3. Step 3: Cross multiply
    448,990.98x = 673,595.01 × 164,703.66
  4. Step 4: Simplify right side
    448,990.98x = 110,943,563,504.74
  5. Step 5: Solve for x
    x = 110,943,563,504.74/448,990.98
  6. Step 6: Final answer
    x = 247,095.31

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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.