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Finding the Fourth Proportional to 333,300, 459,394.56 and 252,701.76

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Solution

The fourth proportional to 333,300, 459,394.56 and 252,701.76 is: 348,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,300 : 459,394.56 = 252,701.76 : x
  2. Step 2: Convert to fraction form
    333,300/459,394.56 = 252,701.76/x
  3. Step 3: Cross multiply
    333,300x = 459,394.56 × 252,701.76
  4. Step 4: Simplify right side
    333,300x = 116,089,813,846.43
  5. Step 5: Solve for x
    x = 116,089,813,846.43/333,300
  6. Step 6: Final answer
    x = 348,304.27

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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.