Home / 328,817.44-493,248.03-115,559.56

Finding the Fourth Proportional to 328,817.44, 493,248.03 and 115,559.56

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Solution

The fourth proportional to 328,817.44, 493,248.03 and 115,559.56 is: 173,347.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,817.44 : 493,248.03 = 115,559.56 : x
  2. Step 2: Convert to fraction form
    328,817.44/493,248.03 = 115,559.56/x
  3. Step 3: Cross multiply
    328,817.44x = 493,248.03 × 115,559.56
  4. Step 4: Simplify right side
    328,817.44x = 56,999,525,317.67
  5. Step 5: Solve for x
    x = 56,999,525,317.67/328,817.44
  6. Step 6: Final answer
    x = 173,347.03

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1.5x scale

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.