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Finding the Fourth Proportional to 541,864.35, 747,797.42 and 300,146.89

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Solution

The fourth proportional to 541,864.35, 747,797.42 and 300,146.89 is: 414,216.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,864.35 : 747,797.42 = 300,146.89 : x
  2. Step 2: Convert to fraction form
    541,864.35/747,797.42 = 300,146.89/x
  3. Step 3: Cross multiply
    541,864.35x = 747,797.42 × 300,146.89
  4. Step 4: Simplify right side
    541,864.35x = 224,449,069,397.04
  5. Step 5: Solve for x
    x = 224,449,069,397.04/541,864.35
  6. Step 6: Final answer
    x = 414,216.34

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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.