Home / 326,316.33-449,477.51-230,658.57

Finding the Fourth Proportional to 326,316.33, 449,477.51 and 230,658.57

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Solution

The fourth proportional to 326,316.33, 449,477.51 and 230,658.57 is: 317,715.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,316.33 : 449,477.51 = 230,658.57 : x
  2. Step 2: Convert to fraction form
    326,316.33/449,477.51 = 230,658.57/x
  3. Step 3: Cross multiply
    326,316.33x = 449,477.51 × 230,658.57
  4. Step 4: Simplify right side
    326,316.33x = 103,675,838,550.47
  5. Step 5: Solve for x
    x = 103,675,838,550.47/326,316.33
  6. Step 6: Final answer
    x = 317,715.75

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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.