Home / 669,464.52-1,004,196.24-170,828.52

Finding the Fourth Proportional to 669,464.52, 1,004,196.24 and 170,828.52

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Solution

The fourth proportional to 669,464.52, 1,004,196.24 and 170,828.52 is: 256,242.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,464.52 : 1,004,196.24 = 170,828.52 : x
  2. Step 2: Convert to fraction form
    669,464.52/1,004,196.24 = 170,828.52/x
  3. Step 3: Cross multiply
    669,464.52x = 1,004,196.24 × 170,828.52
  4. Step 4: Simplify right side
    669,464.52x = 171,545,357,468.77
  5. Step 5: Solve for x
    x = 171,545,357,468.77/669,464.52
  6. Step 6: Final answer
    x = 256,242.64

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Double scale
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Similar ratio
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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.