Home / 369,110.02-509,371.72-199,344.20

Finding the Fourth Proportional to 369,110.02, 509,371.72 and 199,344.20

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Solution

The fourth proportional to 369,110.02, 509,371.72 and 199,344.20 is: 275,094.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,110.02 : 509,371.72 = 199,344.20 : x
  2. Step 2: Convert to fraction form
    369,110.02/509,371.72 = 199,344.20/x
  3. Step 3: Cross multiply
    369,110.02x = 509,371.72 × 199,344.20
  4. Step 4: Simplify right side
    369,110.02x = 101,540,298,026.02
  5. Step 5: Solve for x
    x = 101,540,298,026.02/369,110.02
  6. Step 6: Final answer
    x = 275,094.94

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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.