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Finding the Fourth Proportional to 673,297.41, 929,085.89 and 371,471.97

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Solution

The fourth proportional to 673,297.41, 929,085.89 and 371,471.97 is: 512,595.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,297.41 : 929,085.89 = 371,471.97 : x
  2. Step 2: Convert to fraction form
    673,297.41/929,085.89 = 371,471.97/x
  3. Step 3: Cross multiply
    673,297.41x = 929,085.89 × 371,471.97
  4. Step 4: Simplify right side
    673,297.41x = 345,129,364,000.14
  5. Step 5: Solve for x
    x = 345,129,364,000.14/673,297.41
  6. Step 6: Final answer
    x = 512,595.71

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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.