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Finding the Fourth Proportional to 362,977.20, 544,552.20 and 152,506.80

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Solution

The fourth proportional to 362,977.20, 544,552.20 and 152,506.80 is: 228,796.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,977.20 : 544,552.20 = 152,506.80 : x
  2. Step 2: Convert to fraction form
    362,977.20/544,552.20 = 152,506.80/x
  3. Step 3: Cross multiply
    362,977.20x = 544,552.20 × 152,506.80
  4. Step 4: Simplify right side
    362,977.20x = 83,047,913,454.96
  5. Step 5: Solve for x
    x = 83,047,913,454.96/362,977.20
  6. Step 6: Final answer
    x = 228,796.50

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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.