Home / 353,076.04-487,126.34-200,102.22

Finding the Fourth Proportional to 353,076.04, 487,126.34 and 200,102.22

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Solution

The fourth proportional to 353,076.04, 487,126.34 and 200,102.22 is: 276,073.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,076.04 : 487,126.34 = 200,102.22 : x
  2. Step 2: Convert to fraction form
    353,076.04/487,126.34 = 200,102.22/x
  3. Step 3: Cross multiply
    353,076.04x = 487,126.34 × 200,102.22
  4. Step 4: Simplify right side
    353,076.04x = 97,475,064,018.57
  5. Step 5: Solve for x
    x = 97,475,064,018.57/353,076.04
  6. Step 6: Final answer
    x = 276,073.86

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1.5x scale

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.