Home / 902,980.02-1,354,456.26-219,873.28

Finding the Fourth Proportional to 902,980.02, 1,354,456.26 and 219,873.28

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Solution

The fourth proportional to 902,980.02, 1,354,456.26 and 219,873.28 is: 329,806.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,980.02 : 1,354,456.26 = 219,873.28 : x
  2. Step 2: Convert to fraction form
    902,980.02/1,354,456.26 = 219,873.28/x
  3. Step 3: Cross multiply
    902,980.02x = 1,354,456.26 × 219,873.28
  4. Step 4: Simplify right side
    902,980.02x = 297,808,740,502.73
  5. Step 5: Solve for x
    x = 297,808,740,502.73/902,980.02
  6. Step 6: Final answer
    x = 329,806.57

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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.