Home / 779,120.81-1,168,747.83-273,637.77

Finding the Fourth Proportional to 779,120.81, 1,168,747.83 and 273,637.77

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Solution

The fourth proportional to 779,120.81, 1,168,747.83 and 273,637.77 is: 410,480.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,120.81 : 1,168,747.83 = 273,637.77 : x
  2. Step 2: Convert to fraction form
    779,120.81/1,168,747.83 = 273,637.77/x
  3. Step 3: Cross multiply
    779,120.81x = 1,168,747.83 × 273,637.77
  4. Step 4: Simplify right side
    779,120.81x = 319,813,549,893.54
  5. Step 5: Solve for x
    x = 319,813,549,893.54/779,120.81
  6. Step 6: Final answer
    x = 410,480.05

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Double scale
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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.