Home / 741,582.28-1,023,307.86-455,114.44

Finding the Fourth Proportional to 741,582.28, 1,023,307.86 and 455,114.44

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Solution

The fourth proportional to 741,582.28, 1,023,307.86 and 455,114.44 is: 628,011.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,582.28 : 1,023,307.86 = 455,114.44 : x
  2. Step 2: Convert to fraction form
    741,582.28/1,023,307.86 = 455,114.44/x
  3. Step 3: Cross multiply
    741,582.28x = 1,023,307.86 × 455,114.44
  4. Step 4: Simplify right side
    741,582.28x = 465,722,183,651.50
  5. Step 5: Solve for x
    x = 465,722,183,651.50/741,582.28
  6. Step 6: Final answer
    x = 628,011.48

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1.5x scale

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.