Home / 571,914.82-789,337.07-317,348.02

Finding the Fourth Proportional to 571,914.82, 789,337.07 and 317,348.02

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Solution

The fourth proportional to 571,914.82, 789,337.07 and 317,348.02 is: 437,992.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,914.82 : 789,337.07 = 317,348.02 : x
  2. Step 2: Convert to fraction form
    571,914.82/789,337.07 = 317,348.02/x
  3. Step 3: Cross multiply
    571,914.82x = 789,337.07 × 317,348.02
  4. Step 4: Simplify right side
    571,914.82x = 250,494,554,690.36
  5. Step 5: Solve for x
    x = 250,494,554,690.36/571,914.82
  6. Step 6: Final answer
    x = 437,992.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.