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Finding the Fourth Proportional to 308,338.54, 462,409.38 and 97,927.26

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Solution

The fourth proportional to 308,338.54, 462,409.38 and 97,927.26 is: 146,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,338.54 : 462,409.38 = 97,927.26 : x
  2. Step 2: Convert to fraction form
    308,338.54/462,409.38 = 97,927.26/x
  3. Step 3: Cross multiply
    308,338.54x = 462,409.38 × 97,927.26
  4. Step 4: Simplify right side
    308,338.54x = 45,282,483,581.70
  5. Step 5: Solve for x
    x = 45,282,483,581.70/308,338.54
  6. Step 6: Final answer
    x = 146,859.63

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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.