Home / 706,146.88-1,059,285.60-200,718.40

Finding the Fourth Proportional to 706,146.88, 1,059,285.60 and 200,718.40

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Solution

The fourth proportional to 706,146.88, 1,059,285.60 and 200,718.40 is: 301,096.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,146.88 : 1,059,285.60 = 200,718.40 : x
  2. Step 2: Convert to fraction form
    706,146.88/1,059,285.60 = 200,718.40/x
  3. Step 3: Cross multiply
    706,146.88x = 1,059,285.60 × 200,718.40
  4. Step 4: Simplify right side
    706,146.88x = 212,618,110,775.04
  5. Step 5: Solve for x
    x = 212,618,110,775.04/706,146.88
  6. Step 6: Final answer
    x = 301,096.16

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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.