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Finding the Fourth Proportional to 339,302.16, 508,599 and 114,585.12

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Solution

The fourth proportional to 339,302.16, 508,599 and 114,585.12 is: 171,758.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,302.16 : 508,599 = 114,585.12 : x
  2. Step 2: Convert to fraction form
    339,302.16/508,599 = 114,585.12/x
  3. Step 3: Cross multiply
    339,302.16x = 508,599 × 114,585.12
  4. Step 4: Simplify right side
    339,302.16x = 58,277,877,446.88
  5. Step 5: Solve for x
    x = 58,277,877,446.88/339,302.16
  6. Step 6: Final answer
    x = 171,758.05

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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.