Home / 723,269.22-1,084,976.75-190,827.06

Finding the Fourth Proportional to 723,269.22, 1,084,976.75 and 190,827.06

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Solution

The fourth proportional to 723,269.22, 1,084,976.75 and 190,827.06 is: 286,259.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,269.22 : 1,084,976.75 = 190,827.06 : x
  2. Step 2: Convert to fraction form
    723,269.22/1,084,976.75 = 190,827.06/x
  3. Step 3: Cross multiply
    723,269.22x = 1,084,976.75 × 190,827.06
  4. Step 4: Simplify right side
    723,269.22x = 207,042,922,416.72
  5. Step 5: Solve for x
    x = 207,042,922,416.72/723,269.22
  6. Step 6: Final answer
    x = 286,259.83

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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.