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Finding the Fourth Proportional to 562,160.74, 843,118.94 and 177,939.46

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Solution

The fourth proportional to 562,160.74, 843,118.94 and 177,939.46 is: 266,870.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,160.74 : 843,118.94 = 177,939.46 : x
  2. Step 2: Convert to fraction form
    562,160.74/843,118.94 = 177,939.46/x
  3. Step 3: Cross multiply
    562,160.74x = 843,118.94 × 177,939.46
  4. Step 4: Simplify right side
    562,160.74x = 150,024,128,899.37
  5. Step 5: Solve for x
    x = 150,024,128,899.37/562,160.74
  6. Step 6: Final answer
    x = 266,870.52

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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.