Home / 436,731.84-602,682.72-245,745.12

Finding the Fourth Proportional to 436,731.84, 602,682.72 and 245,745.12

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Solution

The fourth proportional to 436,731.84, 602,682.72 and 245,745.12 is: 339,124.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,731.84 : 602,682.72 = 245,745.12 : x
  2. Step 2: Convert to fraction form
    436,731.84/602,682.72 = 245,745.12/x
  3. Step 3: Cross multiply
    436,731.84x = 602,682.72 × 245,745.12
  4. Step 4: Simplify right side
    436,731.84x = 148,106,337,348.33
  5. Step 5: Solve for x
    x = 148,106,337,348.33/436,731.84
  6. Step 6: Final answer
    x = 339,124.20

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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.