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Finding the Fourth Proportional to 370,026.98, 510,638.73 and 200,261.06

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Solution

The fourth proportional to 370,026.98, 510,638.73 and 200,261.06 is: 276,361.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,026.98 : 510,638.73 = 200,261.06 : x
  2. Step 2: Convert to fraction form
    370,026.98/510,638.73 = 200,261.06/x
  3. Step 3: Cross multiply
    370,026.98x = 510,638.73 × 200,261.06
  4. Step 4: Simplify right side
    370,026.98x = 102,261,053,346.85
  5. Step 5: Solve for x
    x = 102,261,053,346.85/370,026.98
  6. Step 6: Final answer
    x = 276,361.07

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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.