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Finding the Fourth Proportional to 301,868.40, 451,818.45 and 301,868.40

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Solution

The fourth proportional to 301,868.40, 451,818.45 and 301,868.40 is: 451,818.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,868.40 : 451,818.45 = 301,868.40 : x
  2. Step 2: Convert to fraction form
    301,868.40/451,818.45 = 301,868.40/x
  3. Step 3: Cross multiply
    301,868.40x = 451,818.45 × 301,868.40
  4. Step 4: Simplify right side
    301,868.40x = 136,389,712,591.98
  5. Step 5: Solve for x
    x = 136,389,712,591.98/301,868.40
  6. Step 6: Final answer
    x = 451,818.45

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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.