Home / 467,550.60-645,226.74-266,342.28

Finding the Fourth Proportional to 467,550.60, 645,226.74 and 266,342.28

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Solution

The fourth proportional to 467,550.60, 645,226.74 and 266,342.28 is: 367,556.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,550.60 : 645,226.74 = 266,342.28 : x
  2. Step 2: Convert to fraction form
    467,550.60/645,226.74 = 266,342.28/x
  3. Step 3: Cross multiply
    467,550.60x = 645,226.74 × 266,342.28
  4. Step 4: Simplify right side
    467,550.60x = 171,851,161,048.57
  5. Step 5: Solve for x
    x = 171,851,161,048.57/467,550.60
  6. Step 6: Final answer
    x = 367,556.28

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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.