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Finding the Fourth Proportional to 362,444.99, 543,459.11 and 149,359.98

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Solution

The fourth proportional to 362,444.99, 543,459.11 and 149,359.98 is: 223,954.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,444.99 : 543,459.11 = 149,359.98 : x
  2. Step 2: Convert to fraction form
    362,444.99/543,459.11 = 149,359.98/x
  3. Step 3: Cross multiply
    362,444.99x = 543,459.11 × 149,359.98
  4. Step 4: Simplify right side
    362,444.99x = 81,171,042,173.82
  5. Step 5: Solve for x
    x = 81,171,042,173.82/362,444.99
  6. Step 6: Final answer
    x = 223,954.10

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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.