Home / 853,831.59-1,280,661.53-222,746.55

Finding the Fourth Proportional to 853,831.59, 1,280,661.53 and 222,746.55

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Solution

The fourth proportional to 853,831.59, 1,280,661.53 and 222,746.55 is: 334,097.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,831.59 : 1,280,661.53 = 222,746.55 : x
  2. Step 2: Convert to fraction form
    853,831.59/1,280,661.53 = 222,746.55/x
  3. Step 3: Cross multiply
    853,831.59x = 1,280,661.53 × 222,746.55
  4. Step 4: Simplify right side
    853,831.59x = 285,262,936,411.49
  5. Step 5: Solve for x
    x = 285,262,936,411.49/853,831.59
  6. Step 6: Final answer
    x = 334,097.43

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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.