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Finding the Fourth Proportional to 373,031.46, 559,150.83 and 254,408.58

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Solution

The fourth proportional to 373,031.46, 559,150.83 and 254,408.58 is: 381,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,031.46 : 559,150.83 = 254,408.58 : x
  2. Step 2: Convert to fraction form
    373,031.46/559,150.83 = 254,408.58/x
  3. Step 3: Cross multiply
    373,031.46x = 559,150.83 × 254,408.58
  4. Step 4: Simplify right side
    373,031.46x = 142,252,768,666.12
  5. Step 5: Solve for x
    x = 142,252,768,666.12/373,031.46
  6. Step 6: Final answer
    x = 381,342.55

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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.