Home / 332,301.40-498,128.10-190,000.60

Finding the Fourth Proportional to 332,301.40, 498,128.10 and 190,000.60

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Solution

The fourth proportional to 332,301.40, 498,128.10 and 190,000.60 is: 284,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,301.40 : 498,128.10 = 190,000.60 : x
  2. Step 2: Convert to fraction form
    332,301.40/498,128.10 = 190,000.60/x
  3. Step 3: Cross multiply
    332,301.40x = 498,128.10 × 190,000.60
  4. Step 4: Simplify right side
    332,301.40x = 94,644,637,876.86
  5. Step 5: Solve for x
    x = 94,644,637,876.86/332,301.40
  6. Step 6: Final answer
    x = 284,815.65

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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.