Home / 436,825.12-602,718.96-245,768.80

Finding the Fourth Proportional to 436,825.12, 602,718.96 and 245,768.80

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Solution

The fourth proportional to 436,825.12, 602,718.96 and 245,768.80 is: 339,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,825.12 : 602,718.96 = 245,768.80 : x
  2. Step 2: Convert to fraction form
    436,825.12/602,718.96 = 245,768.80/x
  3. Step 3: Cross multiply
    436,825.12x = 602,718.96 × 245,768.80
  4. Step 4: Simplify right side
    436,825.12x = 148,129,515,536.45
  5. Step 5: Solve for x
    x = 148,129,515,536.45/436,825.12
  6. Step 6: Final answer
    x = 339,104.85

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1.5x scale

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.