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Finding the Fourth Proportional to 471,261.98, 706,916.33 and 134,352.27

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Solution

The fourth proportional to 471,261.98, 706,916.33 and 134,352.27 is: 201,535.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,261.98 : 706,916.33 = 134,352.27 : x
  2. Step 2: Convert to fraction form
    471,261.98/706,916.33 = 134,352.27/x
  3. Step 3: Cross multiply
    471,261.98x = 706,916.33 × 134,352.27
  4. Step 4: Simplify right side
    471,261.98x = 94,975,812,963.81
  5. Step 5: Solve for x
    x = 94,975,812,963.81/471,261.98
  6. Step 6: Final answer
    x = 201,535.07

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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.