Home / 790,374.22-1,185,564.34-191,334.40

Finding the Fourth Proportional to 790,374.22, 1,185,564.34 and 191,334.40

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Solution

The fourth proportional to 790,374.22, 1,185,564.34 and 191,334.40 is: 287,002.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,374.22 : 1,185,564.34 = 191,334.40 : x
  2. Step 2: Convert to fraction form
    790,374.22/1,185,564.34 = 191,334.40/x
  3. Step 3: Cross multiply
    790,374.22x = 1,185,564.34 × 191,334.40
  4. Step 4: Simplify right side
    790,374.22x = 226,839,241,655.30
  5. Step 5: Solve for x
    x = 226,839,241,655.30/790,374.22
  6. Step 6: Final answer
    x = 287,002.33

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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.