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Finding the Fourth Proportional to 366,037.40, 549,056.10 and 308,300.60

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Solution

The fourth proportional to 366,037.40, 549,056.10 and 308,300.60 is: 462,450.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,037.40 : 549,056.10 = 308,300.60 : x
  2. Step 2: Convert to fraction form
    366,037.40/549,056.10 = 308,300.60/x
  3. Step 3: Cross multiply
    366,037.40x = 549,056.10 × 308,300.60
  4. Step 4: Simplify right side
    366,037.40x = 169,274,325,063.66
  5. Step 5: Solve for x
    x = 169,274,325,063.66/366,037.40
  6. Step 6: Final answer
    x = 462,450.90

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Similar ratio
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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.