Home / 366,017.22-549,120.48-214,342.40

Finding the Fourth Proportional to 366,017.22, 549,120.48 and 214,342.40

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Solution

The fourth proportional to 366,017.22, 549,120.48 and 214,342.40 is: 321,569.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,017.22 : 549,120.48 = 214,342.40 : x
  2. Step 2: Convert to fraction form
    366,017.22/549,120.48 = 214,342.40/x
  3. Step 3: Cross multiply
    366,017.22x = 549,120.48 × 214,342.40
  4. Step 4: Simplify right side
    366,017.22x = 117,699,801,572.35
  5. Step 5: Solve for x
    x = 117,699,801,572.35/366,017.22
  6. Step 6: Final answer
    x = 321,569.03

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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.