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Finding the Fourth Proportional to 362,810.20, 544,288.20 and 304,052.80

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Solution

The fourth proportional to 362,810.20, 544,288.20 and 304,052.80 is: 456,140.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,810.20 : 544,288.20 = 304,052.80 : x
  2. Step 2: Convert to fraction form
    362,810.20/544,288.20 = 304,052.80/x
  3. Step 3: Cross multiply
    362,810.20x = 544,288.20 × 304,052.80
  4. Step 4: Simplify right side
    362,810.20x = 165,492,351,216.96
  5. Step 5: Solve for x
    x = 165,492,351,216.96/362,810.20
  6. Step 6: Final answer
    x = 456,140.29

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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.