Home / 710,759.85-1,065,982.94-205,210.85

Finding the Fourth Proportional to 710,759.85, 1,065,982.94 and 205,210.85

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Solution

The fourth proportional to 710,759.85, 1,065,982.94 and 205,210.85 is: 307,770.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,759.85 : 1,065,982.94 = 205,210.85 : x
  2. Step 2: Convert to fraction form
    710,759.85/1,065,982.94 = 205,210.85/x
  3. Step 3: Cross multiply
    710,759.85x = 1,065,982.94 × 205,210.85
  4. Step 4: Simplify right side
    710,759.85x = 218,751,258,846.93
  5. Step 5: Solve for x
    x = 218,751,258,846.93/710,759.85
  6. Step 6: Final answer
    x = 307,770.98

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1.5x scale

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.