Home / 328,459.35-492,535.89-170,645.43

Finding the Fourth Proportional to 328,459.35, 492,535.89 and 170,645.43

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Solution

The fourth proportional to 328,459.35, 492,535.89 and 170,645.43 is: 255,888.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,459.35 : 492,535.89 = 170,645.43 : x
  2. Step 2: Convert to fraction form
    328,459.35/492,535.89 = 170,645.43/x
  3. Step 3: Cross multiply
    328,459.35x = 492,535.89 × 170,645.43
  4. Step 4: Simplify right side
    328,459.35x = 84,048,998,739.48
  5. Step 5: Solve for x
    x = 84,048,998,739.48/328,459.35
  6. Step 6: Final answer
    x = 255,888.59

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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.