Home / 902,200.55-1,353,109.85-537,623.56

Finding the Fourth Proportional to 902,200.55, 1,353,109.85 and 537,623.56

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Solution

The fourth proportional to 902,200.55, 1,353,109.85 and 537,623.56 is: 806,321.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,200.55 : 1,353,109.85 = 537,623.56 : x
  2. Step 2: Convert to fraction form
    902,200.55/1,353,109.85 = 537,623.56/x
  3. Step 3: Cross multiply
    902,200.55x = 1,353,109.85 × 537,623.56
  4. Step 4: Simplify right side
    902,200.55x = 727,463,725,174.40
  5. Step 5: Solve for x
    x = 727,463,725,174.40/902,200.55
  6. Step 6: Final answer
    x = 806,321.53

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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.