Home / 902,975.37-1,245,930.54-535,384.61

Finding the Fourth Proportional to 902,975.37, 1,245,930.54 and 535,384.61

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Solution

The fourth proportional to 902,975.37, 1,245,930.54 and 535,384.61 is: 738,726.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,975.37 : 1,245,930.54 = 535,384.61 : x
  2. Step 2: Convert to fraction form
    902,975.37/1,245,930.54 = 535,384.61/x
  3. Step 3: Cross multiply
    902,975.37x = 1,245,930.54 × 535,384.61
  4. Step 4: Simplify right side
    902,975.37x = 667,052,030,015.34
  5. Step 5: Solve for x
    x = 667,052,030,015.34/902,975.37
  6. Step 6: Final answer
    x = 738,726.72

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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.