Home / 713,043.80-1,069,565.39-173,297.21

Finding the Fourth Proportional to 713,043.80, 1,069,565.39 and 173,297.21

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Solution

The fourth proportional to 713,043.80, 1,069,565.39 and 173,297.21 is: 259,945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,043.80 : 1,069,565.39 = 173,297.21 : x
  2. Step 2: Convert to fraction form
    713,043.80/1,069,565.39 = 173,297.21/x
  3. Step 3: Cross multiply
    713,043.80x = 1,069,565.39 × 173,297.21
  4. Step 4: Simplify right side
    713,043.80x = 185,352,697,999.56
  5. Step 5: Solve for x
    x = 185,352,697,999.56/713,043.80
  6. Step 6: Final answer
    x = 259,945.74

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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.