Home / 332,328.40-498,492.60-214,133.20

Finding the Fourth Proportional to 332,328.40, 498,492.60 and 214,133.20

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Solution

The fourth proportional to 332,328.40, 498,492.60 and 214,133.20 is: 321,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,328.40 : 498,492.60 = 214,133.20 : x
  2. Step 2: Convert to fraction form
    332,328.40/498,492.60 = 214,133.20/x
  3. Step 3: Cross multiply
    332,328.40x = 498,492.60 × 214,133.20
  4. Step 4: Simplify right side
    332,328.40x = 106,743,815,614.32
  5. Step 5: Solve for x
    x = 106,743,815,614.32/332,328.40
  6. Step 6: Final answer
    x = 321,199.80

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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.