Home / 902,138.27-1,353,206.93-362,394.50

Finding the Fourth Proportional to 902,138.27, 1,353,206.93 and 362,394.50

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Solution

The fourth proportional to 902,138.27, 1,353,206.93 and 362,394.50 is: 543,591.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,138.27 : 1,353,206.93 = 362,394.50 : x
  2. Step 2: Convert to fraction form
    902,138.27/1,353,206.93 = 362,394.50/x
  3. Step 3: Cross multiply
    902,138.27x = 1,353,206.93 × 362,394.50
  4. Step 4: Simplify right side
    902,138.27x = 490,394,740,215.88
  5. Step 5: Solve for x
    x = 490,394,740,215.88/902,138.27
  6. Step 6: Final answer
    x = 543,591.55

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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.