Home / 436,845.16-602,781.30-245,847.16

Finding the Fourth Proportional to 436,845.16, 602,781.30 and 245,847.16

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Solution

The fourth proportional to 436,845.16, 602,781.30 and 245,847.16 is: 339,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,845.16 : 602,781.30 = 245,847.16 : x
  2. Step 2: Convert to fraction form
    436,845.16/602,781.30 = 245,847.16/x
  3. Step 3: Cross multiply
    436,845.16x = 602,781.30 × 245,847.16
  4. Step 4: Simplify right side
    436,845.16x = 148,192,070,706.11
  5. Step 5: Solve for x
    x = 148,192,070,706.11/436,845.16
  6. Step 6: Final answer
    x = 339,232.49

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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.