Home / 247,945.86-342,330.06-190,482.84

Finding the Fourth Proportional to 247,945.86, 342,330.06 and 190,482.84

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Solution

The fourth proportional to 247,945.86, 342,330.06 and 190,482.84 is: 262,992.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,945.86 : 342,330.06 = 190,482.84 : x
  2. Step 2: Convert to fraction form
    247,945.86/342,330.06 = 190,482.84/x
  3. Step 3: Cross multiply
    247,945.86x = 342,330.06 × 190,482.84
  4. Step 4: Simplify right side
    247,945.86x = 65,208,002,046.17
  5. Step 5: Solve for x
    x = 65,208,002,046.17/247,945.86
  6. Step 6: Final answer
    x = 262,992.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.