Home / 572,270.46-789,815.51-342,837.56

Finding the Fourth Proportional to 572,270.46, 789,815.51 and 342,837.56

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Solution

The fourth proportional to 572,270.46, 789,815.51 and 342,837.56 is: 473,165.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,270.46 : 789,815.51 = 342,837.56 : x
  2. Step 2: Convert to fraction form
    572,270.46/789,815.51 = 342,837.56/x
  3. Step 3: Cross multiply
    572,270.46x = 789,815.51 × 342,837.56
  4. Step 4: Simplify right side
    572,270.46x = 270,778,422,298.56
  5. Step 5: Solve for x
    x = 270,778,422,298.56/572,270.46
  6. Step 6: Final answer
    x = 473,165.12

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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.