Home / 572,027.69-789,398.33-317,378.27

Finding the Fourth Proportional to 572,027.69, 789,398.33 and 317,378.27

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Solution

The fourth proportional to 572,027.69, 789,398.33 and 317,378.27 is: 437,982.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,027.69 : 789,398.33 = 317,378.27 : x
  2. Step 2: Convert to fraction form
    572,027.69/789,398.33 = 317,378.27/x
  3. Step 3: Cross multiply
    572,027.69x = 789,398.33 × 317,378.27
  4. Step 4: Simplify right side
    572,027.69x = 250,537,876,316.29
  5. Step 5: Solve for x
    x = 250,537,876,316.29/572,027.69
  6. Step 6: Final answer
    x = 437,982.08

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1.5x scale

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.