Home / 366,986.10-549,823.05-300,063.90

Finding the Fourth Proportional to 366,986.10, 549,823.05 and 300,063.90

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Solution

The fourth proportional to 366,986.10, 549,823.05 and 300,063.90 is: 449,559.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,986.10 : 549,823.05 = 300,063.90 : x
  2. Step 2: Convert to fraction form
    366,986.10/549,823.05 = 300,063.90/x
  3. Step 3: Cross multiply
    366,986.10x = 549,823.05 × 300,063.90
  4. Step 4: Simplify right side
    366,986.10x = 164,982,048,692.90
  5. Step 5: Solve for x
    x = 164,982,048,692.90/366,986.10
  6. Step 6: Final answer
    x = 449,559.39

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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.