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Finding the Fourth Proportional to 436,292.46, 601,881.49 and 255,012.03

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Solution

The fourth proportional to 436,292.46, 601,881.49 and 255,012.03 is: 351,798.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,292.46 : 601,881.49 = 255,012.03 : x
  2. Step 2: Convert to fraction form
    436,292.46/601,881.49 = 255,012.03/x
  3. Step 3: Cross multiply
    436,292.46x = 601,881.49 × 255,012.03
  4. Step 4: Simplify right side
    436,292.46x = 153,487,020,584.33
  5. Step 5: Solve for x
    x = 153,487,020,584.33/436,292.46
  6. Step 6: Final answer
    x = 351,798.47

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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.