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Finding the Fourth Proportional to 590,489.70, 885,734.55 and 164,024.70

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Solution

The fourth proportional to 590,489.70, 885,734.55 and 164,024.70 is: 246,037.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,489.70 : 885,734.55 = 164,024.70 : x
  2. Step 2: Convert to fraction form
    590,489.70/885,734.55 = 164,024.70/x
  3. Step 3: Cross multiply
    590,489.70x = 885,734.55 × 164,024.70
  4. Step 4: Simplify right side
    590,489.70x = 145,282,343,843.39
  5. Step 5: Solve for x
    x = 145,282,343,843.39/590,489.70
  6. Step 6: Final answer
    x = 246,037.05

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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.