Home / 354,967.02-489,856.01-193,825.62

Finding the Fourth Proportional to 354,967.02, 489,856.01 and 193,825.62

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Solution

The fourth proportional to 354,967.02, 489,856.01 and 193,825.62 is: 267,480.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,967.02 : 489,856.01 = 193,825.62 : x
  2. Step 2: Convert to fraction form
    354,967.02/489,856.01 = 193,825.62/x
  3. Step 3: Cross multiply
    354,967.02x = 489,856.01 × 193,825.62
  4. Step 4: Simplify right side
    354,967.02x = 94,946,644,848.98
  5. Step 5: Solve for x
    x = 94,946,644,848.98/354,967.02
  6. Step 6: Final answer
    x = 267,480.19

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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.