Home / 436,771.26-602,742.42-245,787.84

Finding the Fourth Proportional to 436,771.26, 602,742.42 and 245,787.84

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Solution

The fourth proportional to 436,771.26, 602,742.42 and 245,787.84 is: 339,186.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,771.26 : 602,742.42 = 245,787.84 : x
  2. Step 2: Convert to fraction form
    436,771.26/602,742.42 = 245,787.84/x
  3. Step 3: Cross multiply
    436,771.26x = 602,742.42 × 245,787.84
  4. Step 4: Simplify right side
    436,771.26x = 148,146,757,488.17
  5. Step 5: Solve for x
    x = 148,146,757,488.17/436,771.26
  6. Step 6: Final answer
    x = 339,186.14

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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.