Home / 779,211.48-1,168,883.70-273,728.28

Finding the Fourth Proportional to 779,211.48, 1,168,883.70 and 273,728.28

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Solution

The fourth proportional to 779,211.48, 1,168,883.70 and 273,728.28 is: 410,615.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,211.48 : 1,168,883.70 = 273,728.28 : x
  2. Step 2: Convert to fraction form
    779,211.48/1,168,883.70 = 273,728.28/x
  3. Step 3: Cross multiply
    779,211.48x = 1,168,883.70 × 273,728.28
  4. Step 4: Simplify right side
    779,211.48x = 319,956,524,721.04
  5. Step 5: Solve for x
    x = 319,956,524,721.04/779,211.48
  6. Step 6: Final answer
    x = 410,615.77

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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.