Home / 290,769.57-436,263.75-101,244.15

Finding the Fourth Proportional to 290,769.57, 436,263.75 and 101,244.15

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Solution

The fourth proportional to 290,769.57, 436,263.75 and 101,244.15 is: 151,904.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,769.57 : 436,263.75 = 101,244.15 : x
  2. Step 2: Convert to fraction form
    290,769.57/436,263.75 = 101,244.15/x
  3. Step 3: Cross multiply
    290,769.57x = 436,263.75 × 101,244.15
  4. Step 4: Simplify right side
    290,769.57x = 44,169,152,544.56
  5. Step 5: Solve for x
    x = 44,169,152,544.56/290,769.57
  6. Step 6: Final answer
    x = 151,904.32

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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.