Home / 360,938.02-498,088.44-199,789.62

Finding the Fourth Proportional to 360,938.02, 498,088.44 and 199,789.62

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Solution

The fourth proportional to 360,938.02, 498,088.44 and 199,789.62 is: 275,706.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,938.02 : 498,088.44 = 199,789.62 : x
  2. Step 2: Convert to fraction form
    360,938.02/498,088.44 = 199,789.62/x
  3. Step 3: Cross multiply
    360,938.02x = 498,088.44 × 199,789.62
  4. Step 4: Simplify right side
    360,938.02x = 99,512,897,663.55
  5. Step 5: Solve for x
    x = 99,512,897,663.55/360,938.02
  6. Step 6: Final answer
    x = 275,706.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.