Home / 706,789.77-1,060,179.80-286,059.57

Finding the Fourth Proportional to 706,789.77, 1,060,179.80 and 286,059.57

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Solution

The fourth proportional to 706,789.77, 1,060,179.80 and 286,059.57 is: 429,087.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,789.77 : 1,060,179.80 = 286,059.57 : x
  2. Step 2: Convert to fraction form
    706,789.77/1,060,179.80 = 286,059.57/x
  3. Step 3: Cross multiply
    706,789.77x = 1,060,179.80 × 286,059.57
  4. Step 4: Simplify right side
    706,789.77x = 303,274,576,280.39
  5. Step 5: Solve for x
    x = 303,274,576,280.39/706,789.77
  6. Step 6: Final answer
    x = 429,087.39

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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.