Home / 369,261.62-509,581.04-199,495.74

Finding the Fourth Proportional to 369,261.62, 509,581.04 and 199,495.74

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Solution

The fourth proportional to 369,261.62, 509,581.04 and 199,495.74 is: 275,304.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,261.62 : 509,581.04 = 199,495.74 : x
  2. Step 2: Convert to fraction form
    369,261.62/509,581.04 = 199,495.74/x
  3. Step 3: Cross multiply
    369,261.62x = 509,581.04 × 199,495.74
  4. Step 4: Simplify right side
    369,261.62x = 101,659,245,667.29
  5. Step 5: Solve for x
    x = 101,659,245,667.29/369,261.62
  6. Step 6: Final answer
    x = 275,304.12

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1.5x scale

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.