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Finding the Fourth Proportional to 301,222.60, 451,775.58 and 101,521.96

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Solution

The fourth proportional to 301,222.60, 451,775.58 and 101,521.96 is: 152,263.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,222.60 : 451,775.58 = 101,521.96 : x
  2. Step 2: Convert to fraction form
    301,222.60/451,775.58 = 101,521.96/x
  3. Step 3: Cross multiply
    301,222.60x = 451,775.58 × 101,521.96
  4. Step 4: Simplify right side
    301,222.60x = 45,865,142,361.74
  5. Step 5: Solve for x
    x = 45,865,142,361.74/301,222.60
  6. Step 6: Final answer
    x = 152,263.28

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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.