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Finding the Fourth Proportional to 265,811, 366,819.18 and 146,579

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Solution

The fourth proportional to 265,811, 366,819.18 and 146,579 is: 202,279.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,811 : 366,819.18 = 146,579 : x
  2. Step 2: Convert to fraction form
    265,811/366,819.18 = 146,579/x
  3. Step 3: Cross multiply
    265,811x = 366,819.18 × 146,579
  4. Step 4: Simplify right side
    265,811x = 53,767,988,585.22
  5. Step 5: Solve for x
    x = 53,767,988,585.22/265,811
  6. Step 6: Final answer
    x = 202,279.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.