Home / 902,888.86-1,354,331.46-219,770.30

Finding the Fourth Proportional to 902,888.86, 1,354,331.46 and 219,770.30

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Solution

The fourth proportional to 902,888.86, 1,354,331.46 and 219,770.30 is: 329,655.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,888.86 : 1,354,331.46 = 219,770.30 : x
  2. Step 2: Convert to fraction form
    902,888.86/1,354,331.46 = 219,770.30/x
  3. Step 3: Cross multiply
    902,888.86x = 1,354,331.46 × 219,770.30
  4. Step 4: Simplify right side
    902,888.86x = 297,641,825,041.41
  5. Step 5: Solve for x
    x = 297,641,825,041.41/902,888.86
  6. Step 6: Final answer
    x = 329,655.00

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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.