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Finding the Fourth Proportional to 370,002.89, 510,604.62 and 200,237.15

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Solution

The fourth proportional to 370,002.89, 510,604.62 and 200,237.15 is: 276,327.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,002.89 : 510,604.62 = 200,237.15 : x
  2. Step 2: Convert to fraction form
    370,002.89/510,604.62 = 200,237.15/x
  3. Step 3: Cross multiply
    370,002.89x = 510,604.62 × 200,237.15
  4. Step 4: Simplify right side
    370,002.89x = 102,242,013,885.63
  5. Step 5: Solve for x
    x = 102,242,013,885.63/370,002.89
  6. Step 6: Final answer
    x = 276,327.61

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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.