Home / 701,267.60-1,051,901.40-543,609.20

Finding the Fourth Proportional to 701,267.60, 1,051,901.40 and 543,609.20

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Solution

The fourth proportional to 701,267.60, 1,051,901.40 and 543,609.20 is: 815,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,267.60 : 1,051,901.40 = 543,609.20 : x
  2. Step 2: Convert to fraction form
    701,267.60/1,051,901.40 = 543,609.20/x
  3. Step 3: Cross multiply
    701,267.60x = 1,051,901.40 × 543,609.20
  4. Step 4: Simplify right side
    701,267.60x = 571,823,278,532.88
  5. Step 5: Solve for x
    x = 571,823,278,532.88/701,267.60
  6. Step 6: Final answer
    x = 815,413.80

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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.