Home / 779,025.60-1,168,246.80-273,391.20

Finding the Fourth Proportional to 779,025.60, 1,168,246.80 and 273,391.20

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Solution

The fourth proportional to 779,025.60, 1,168,246.80 and 273,391.20 is: 409,984.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,025.60 : 1,168,246.80 = 273,391.20 : x
  2. Step 2: Convert to fraction form
    779,025.60/1,168,246.80 = 273,391.20/x
  3. Step 3: Cross multiply
    779,025.60x = 1,168,246.80 × 273,391.20
  4. Step 4: Simplify right side
    779,025.60x = 319,388,394,548.16
  5. Step 5: Solve for x
    x = 319,388,394,548.16/779,025.60
  6. Step 6: Final answer
    x = 409,984.47

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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.