Home / 362,004.10-543,006.15-228,451.30

Finding the Fourth Proportional to 362,004.10, 543,006.15 and 228,451.30

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Solution

The fourth proportional to 362,004.10, 543,006.15 and 228,451.30 is: 342,676.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,004.10 : 543,006.15 = 228,451.30 : x
  2. Step 2: Convert to fraction form
    362,004.10/543,006.15 = 228,451.30/x
  3. Step 3: Cross multiply
    362,004.10x = 543,006.15 × 228,451.30
  4. Step 4: Simplify right side
    362,004.10x = 124,050,460,875.50
  5. Step 5: Solve for x
    x = 124,050,460,875.50/362,004.10
  6. Step 6: Final answer
    x = 342,676.95

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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.