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Finding the Fourth Proportional to 508,371.44, 701,527.31 and 290,573.58

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Solution

The fourth proportional to 508,371.44, 701,527.31 and 290,573.58 is: 400,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,371.44 : 701,527.31 = 290,573.58 : x
  2. Step 2: Convert to fraction form
    508,371.44/701,527.31 = 290,573.58/x
  3. Step 3: Cross multiply
    508,371.44x = 701,527.31 × 290,573.58
  4. Step 4: Simplify right side
    508,371.44x = 203,845,300,481.60
  5. Step 5: Solve for x
    x = 203,845,300,481.60/508,371.44
  6. Step 6: Final answer
    x = 400,977.09

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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.