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Finding the Fourth Proportional to 472,667.67, 652,336.52 and 268,749.14

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Solution

The fourth proportional to 472,667.67, 652,336.52 and 268,749.14 is: 370,905.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,667.67 : 652,336.52 = 268,749.14 : x
  2. Step 2: Convert to fraction form
    472,667.67/652,336.52 = 268,749.14/x
  3. Step 3: Cross multiply
    472,667.67x = 652,336.52 × 268,749.14
  4. Step 4: Simplify right side
    472,667.67x = 175,314,880,450.06
  5. Step 5: Solve for x
    x = 175,314,880,450.06/472,667.67
  6. Step 6: Final answer
    x = 370,905.17

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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.