Home / 352,536.60-528,027.30-212,050.20

Finding the Fourth Proportional to 352,536.60, 528,027.30 and 212,050.20

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Solution

The fourth proportional to 352,536.60, 528,027.30 and 212,050.20 is: 317,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,536.60 : 528,027.30 = 212,050.20 : x
  2. Step 2: Convert to fraction form
    352,536.60/528,027.30 = 212,050.20/x
  3. Step 3: Cross multiply
    352,536.60x = 528,027.30 × 212,050.20
  4. Step 4: Simplify right side
    352,536.60x = 111,968,294,570.46
  5. Step 5: Solve for x
    x = 111,968,294,570.46/352,536.60
  6. Step 6: Final answer
    x = 317,607.57

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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.