Home / 580,945.37-801,688.57-322,815.65

Finding the Fourth Proportional to 580,945.37, 801,688.57 and 322,815.65

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Solution

The fourth proportional to 580,945.37, 801,688.57 and 322,815.65 is: 445,476.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,945.37 : 801,688.57 = 322,815.65 : x
  2. Step 2: Convert to fraction form
    580,945.37/801,688.57 = 322,815.65/x
  3. Step 3: Cross multiply
    580,945.37x = 801,688.57 × 322,815.65
  4. Step 4: Simplify right side
    580,945.37x = 258,797,612,006.64
  5. Step 5: Solve for x
    x = 258,797,612,006.64/580,945.37
  6. Step 6: Final answer
    x = 445,476.68

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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.