Home / 300,317.24-450,460.04-75,677.52

Finding the Fourth Proportional to 300,317.24, 450,460.04 and 75,677.52

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Solution

The fourth proportional to 300,317.24, 450,460.04 and 75,677.52 is: 113,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,317.24 : 450,460.04 = 75,677.52 : x
  2. Step 2: Convert to fraction form
    300,317.24/450,460.04 = 75,677.52/x
  3. Step 3: Cross multiply
    300,317.24x = 450,460.04 × 75,677.52
  4. Step 4: Simplify right side
    300,317.24x = 34,089,698,686.30
  5. Step 5: Solve for x
    x = 34,089,698,686.30/300,317.24
  6. Step 6: Final answer
    x = 113,512.29

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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.