Home / 353,726.07-488,126.67-192,581.70

Finding the Fourth Proportional to 353,726.07, 488,126.67 and 192,581.70

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Solution

The fourth proportional to 353,726.07, 488,126.67 and 192,581.70 is: 265,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,726.07 : 488,126.67 = 192,581.70 : x
  2. Step 2: Convert to fraction form
    353,726.07/488,126.67 = 192,581.70/x
  3. Step 3: Cross multiply
    353,726.07x = 488,126.67 × 192,581.70
  4. Step 4: Simplify right side
    353,726.07x = 94,004,263,923.94
  5. Step 5: Solve for x
    x = 94,004,263,923.94/353,726.07
  6. Step 6: Final answer
    x = 265,754.41

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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.