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Finding the Fourth Proportional to 336,561.06, 504,409.65 and 146,970.03

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Solution

The fourth proportional to 336,561.06, 504,409.65 and 146,970.03 is: 220,266.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,561.06 : 504,409.65 = 146,970.03 : x
  2. Step 2: Convert to fraction form
    336,561.06/504,409.65 = 146,970.03/x
  3. Step 3: Cross multiply
    336,561.06x = 504,409.65 × 146,970.03
  4. Step 4: Simplify right side
    336,561.06x = 74,133,101,392.79
  5. Step 5: Solve for x
    x = 74,133,101,392.79/336,561.06
  6. Step 6: Final answer
    x = 220,266.42

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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.