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Finding the Fourth Proportional to 446,987.35, 670,779.16 and 162,677.82

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Solution

The fourth proportional to 446,987.35, 670,779.16 and 162,677.82 is: 244,125.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,987.35 : 670,779.16 = 162,677.82 : x
  2. Step 2: Convert to fraction form
    446,987.35/670,779.16 = 162,677.82/x
  3. Step 3: Cross multiply
    446,987.35x = 670,779.16 × 162,677.82
  4. Step 4: Simplify right side
    446,987.35x = 109,120,891,450.23
  5. Step 5: Solve for x
    x = 109,120,891,450.23/446,987.35
  6. Step 6: Final answer
    x = 244,125.23

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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.