Home / 723,273.98-1,084,983.86-190,831.82

Finding the Fourth Proportional to 723,273.98, 1,084,983.86 and 190,831.82

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Solution

The fourth proportional to 723,273.98, 1,084,983.86 and 190,831.82 is: 286,266.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,273.98 : 1,084,983.86 = 190,831.82 : x
  2. Step 2: Convert to fraction form
    723,273.98/1,084,983.86 = 190,831.82/x
  3. Step 3: Cross multiply
    723,273.98x = 1,084,983.86 × 190,831.82
  4. Step 4: Simplify right side
    723,273.98x = 207,049,444,674.43
  5. Step 5: Solve for x
    x = 207,049,444,674.43/723,273.98
  6. Step 6: Final answer
    x = 286,266.96

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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.