Home / 646,791.90-970,333.29-197,475.18

Finding the Fourth Proportional to 646,791.90, 970,333.29 and 197,475.18

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Solution

The fourth proportional to 646,791.90, 970,333.29 and 197,475.18 is: 296,257.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,791.90 : 970,333.29 = 197,475.18 : x
  2. Step 2: Convert to fraction form
    646,791.90/970,333.29 = 197,475.18/x
  3. Step 3: Cross multiply
    646,791.90x = 970,333.29 × 197,475.18
  4. Step 4: Simplify right side
    646,791.90x = 191,616,741,102.74
  5. Step 5: Solve for x
    x = 191,616,741,102.74/646,791.90
  6. Step 6: Final answer
    x = 296,257.17

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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.