Home / 366,328.20-549,492.30-303,342.60

Finding the Fourth Proportional to 366,328.20, 549,492.30 and 303,342.60

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Solution

The fourth proportional to 366,328.20, 549,492.30 and 303,342.60 is: 455,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,328.20 : 549,492.30 = 303,342.60 : x
  2. Step 2: Convert to fraction form
    366,328.20/549,492.30 = 303,342.60/x
  3. Step 3: Cross multiply
    366,328.20x = 549,492.30 × 303,342.60
  4. Step 4: Simplify right side
    366,328.20x = 166,684,422,961.98
  5. Step 5: Solve for x
    x = 166,684,422,961.98/366,328.20
  6. Step 6: Final answer
    x = 455,013.90

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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.