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Finding the Fourth Proportional to 415,219.56, 573,004.26 and 240,823.56

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Solution

The fourth proportional to 415,219.56, 573,004.26 and 240,823.56 is: 332,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,219.56 : 573,004.26 = 240,823.56 : x
  2. Step 2: Convert to fraction form
    415,219.56/573,004.26 = 240,823.56/x
  3. Step 3: Cross multiply
    415,219.56x = 573,004.26 × 240,823.56
  4. Step 4: Simplify right side
    415,219.56x = 137,992,925,788.37
  5. Step 5: Solve for x
    x = 137,992,925,788.37/415,219.56
  6. Step 6: Final answer
    x = 332,337.25

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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.