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Finding the Fourth Proportional to 451,570.84, 676,027.52 and 301,438.76

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Solution

The fourth proportional to 451,570.84, 676,027.52 and 301,438.76 is: 451,271.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,570.84 : 676,027.52 = 301,438.76 : x
  2. Step 2: Convert to fraction form
    451,570.84/676,027.52 = 301,438.76/x
  3. Step 3: Cross multiply
    451,570.84x = 676,027.52 × 301,438.76
  4. Step 4: Simplify right side
    451,570.84x = 203,780,897,354.68
  5. Step 5: Solve for x
    x = 203,780,897,354.68/451,570.84
  6. Step 6: Final answer
    x = 451,271.16

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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.