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Finding the Fourth Proportional to 362,643.87, 543,964.90 and 96,404.26

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Solution

The fourth proportional to 362,643.87, 543,964.90 and 96,404.26 is: 144,606.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,643.87 : 543,964.90 = 96,404.26 : x
  2. Step 2: Convert to fraction form
    362,643.87/543,964.90 = 96,404.26/x
  3. Step 3: Cross multiply
    362,643.87x = 543,964.90 × 96,404.26
  4. Step 4: Simplify right side
    362,643.87x = 52,440,533,650.47
  5. Step 5: Solve for x
    x = 52,440,533,650.47/362,643.87
  6. Step 6: Final answer
    x = 144,606.15

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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.