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Finding the Fourth Proportional to 590,378.40, 885,472.56 and 169,558.56

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Solution

The fourth proportional to 590,378.40, 885,472.56 and 169,558.56 is: 254,310.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,378.40 : 885,472.56 = 169,558.56 : x
  2. Step 2: Convert to fraction form
    590,378.40/885,472.56 = 169,558.56/x
  3. Step 3: Cross multiply
    590,378.40x = 885,472.56 × 169,558.56
  4. Step 4: Simplify right side
    590,378.40x = 150,139,452,193.11
  5. Step 5: Solve for x
    x = 150,139,452,193.11/590,378.40
  6. Step 6: Final answer
    x = 254,310.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.