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Finding the Fourth Proportional to 362,024.40, 543,911.40 and 323,533.20

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Solution

The fourth proportional to 362,024.40, 543,911.40 and 323,533.20 is: 486,081.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,024.40 : 543,911.40 = 323,533.20 : x
  2. Step 2: Convert to fraction form
    362,024.40/543,911.40 = 323,533.20/x
  3. Step 3: Cross multiply
    362,024.40x = 543,911.40 × 323,533.20
  4. Step 4: Simplify right side
    362,024.40x = 175,973,395,758.48
  5. Step 5: Solve for x
    x = 175,973,395,758.48/362,024.40
  6. Step 6: Final answer
    x = 486,081.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.