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Finding the Fourth Proportional to 670,482.43, 925,255.51 and 364,556.37

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Solution

The fourth proportional to 670,482.43, 925,255.51 and 364,556.37 is: 503,082.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,482.43 : 925,255.51 = 364,556.37 : x
  2. Step 2: Convert to fraction form
    670,482.43/925,255.51 = 364,556.37/x
  3. Step 3: Cross multiply
    670,482.43x = 925,255.51 × 364,556.37
  4. Step 4: Simplify right side
    670,482.43x = 337,307,790,048.10
  5. Step 5: Solve for x
    x = 337,307,790,048.10/670,482.43
  6. Step 6: Final answer
    x = 503,082.22

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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.