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Finding the Fourth Proportional to 590,090.86, 885,113.25 and 169,366.60

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Solution

The fourth proportional to 590,090.86, 885,113.25 and 169,366.60 is: 254,043.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,090.86 : 885,113.25 = 169,366.60 : x
  2. Step 2: Convert to fraction form
    590,090.86/885,113.25 = 169,366.60/x
  3. Step 3: Cross multiply
    590,090.86x = 885,113.25 × 169,366.60
  4. Step 4: Simplify right side
    590,090.86x = 149,908,621,767.45
  5. Step 5: Solve for x
    x = 149,908,621,767.45/590,090.86
  6. Step 6: Final answer
    x = 254,043.29

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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.