Home / 320,677.68-481,156.07-201,008.89

Finding the Fourth Proportional to 320,677.68, 481,156.07 and 201,008.89

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Solution

The fourth proportional to 320,677.68, 481,156.07 and 201,008.89 is: 301,600.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,677.68 : 481,156.07 = 201,008.89 : x
  2. Step 2: Convert to fraction form
    320,677.68/481,156.07 = 201,008.89/x
  3. Step 3: Cross multiply
    320,677.68x = 481,156.07 × 201,008.89
  4. Step 4: Simplify right side
    320,677.68x = 96,716,647,547.46
  5. Step 5: Solve for x
    x = 96,716,647,547.46/320,677.68
  6. Step 6: Final answer
    x = 301,600.81

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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.