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Finding the Fourth Proportional to 436,706.09, 602,659.22 and 240,494.60

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Solution

The fourth proportional to 436,706.09, 602,659.22 and 240,494.60 is: 331,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,706.09 : 602,659.22 = 240,494.60 : x
  2. Step 2: Convert to fraction form
    436,706.09/602,659.22 = 240,494.60/x
  3. Step 3: Cross multiply
    436,706.09x = 602,659.22 × 240,494.60
  4. Step 4: Simplify right side
    436,706.09x = 144,936,288,050.21
  5. Step 5: Solve for x
    x = 144,936,288,050.21/436,706.09
  6. Step 6: Final answer
    x = 331,885.20

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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.