Home / 328,239.23-492,358.84-103,757.33

Finding the Fourth Proportional to 328,239.23, 492,358.84 and 103,757.33

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Solution

The fourth proportional to 328,239.23, 492,358.84 and 103,757.33 is: 155,636.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,239.23 : 492,358.84 = 103,757.33 : x
  2. Step 2: Convert to fraction form
    328,239.23/492,358.84 = 103,757.33/x
  3. Step 3: Cross multiply
    328,239.23x = 492,358.84 × 103,757.33
  4. Step 4: Simplify right side
    328,239.23x = 51,085,839,611.80
  5. Step 5: Solve for x
    x = 51,085,839,611.80/328,239.23
  6. Step 6: Final answer
    x = 155,636.00

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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.