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Finding the Fourth Proportional to 590,564.20, 885,846.30 and 169,815.40

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Solution

The fourth proportional to 590,564.20, 885,846.30 and 169,815.40 is: 254,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,564.20 : 885,846.30 = 169,815.40 : x
  2. Step 2: Convert to fraction form
    590,564.20/885,846.30 = 169,815.40/x
  3. Step 3: Cross multiply
    590,564.20x = 885,846.30 × 169,815.40
  4. Step 4: Simplify right side
    590,564.20x = 150,430,343,773.02
  5. Step 5: Solve for x
    x = 150,430,343,773.02/590,564.20
  6. Step 6: Final answer
    x = 254,723.10

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Similar ratio
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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.