Home / 885,942.80-1,328,867.76-254,831.84

Finding the Fourth Proportional to 885,942.80, 1,328,867.76 and 254,831.84

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Solution

The fourth proportional to 885,942.80, 1,328,867.76 and 254,831.84 is: 382,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,942.80 : 1,328,867.76 = 254,831.84 : x
  2. Step 2: Convert to fraction form
    885,942.80/1,328,867.76 = 254,831.84/x
  3. Step 3: Cross multiply
    885,942.80x = 1,328,867.76 × 254,831.84
  4. Step 4: Simplify right side
    885,942.80x = 338,637,816,397.48
  5. Step 5: Solve for x
    x = 338,637,816,397.48/885,942.80
  6. Step 6: Final answer
    x = 382,234.40

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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.