Home / 347,985.63-480,220.07-197,082.63

Finding the Fourth Proportional to 347,985.63, 480,220.07 and 197,082.63

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Solution

The fourth proportional to 347,985.63, 480,220.07 and 197,082.63 is: 271,973.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,985.63 : 480,220.07 = 197,082.63 : x
  2. Step 2: Convert to fraction form
    347,985.63/480,220.07 = 197,082.63/x
  3. Step 3: Cross multiply
    347,985.63x = 480,220.07 × 197,082.63
  4. Step 4: Simplify right side
    347,985.63x = 94,643,033,388.97
  5. Step 5: Solve for x
    x = 94,643,033,388.97/347,985.63
  6. Step 6: Final answer
    x = 271,973.97

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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.