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Finding the Fourth Proportional to 540,936.84, 746,241.42 and 350,011.80

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Solution

The fourth proportional to 540,936.84, 746,241.42 and 350,011.80 is: 482,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,936.84 : 746,241.42 = 350,011.80 : x
  2. Step 2: Convert to fraction form
    540,936.84/746,241.42 = 350,011.80/x
  3. Step 3: Cross multiply
    540,936.84x = 746,241.42 × 350,011.80
  4. Step 4: Simplify right side
    540,936.84x = 261,193,302,648.76
  5. Step 5: Solve for x
    x = 261,193,302,648.76/540,936.84
  6. Step 6: Final answer
    x = 482,853.60

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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.