Home / 669,358.69-1,004,038.03-170,722.69

Finding the Fourth Proportional to 669,358.69, 1,004,038.03 and 170,722.69

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Solution

The fourth proportional to 669,358.69, 1,004,038.03 and 170,722.69 is: 256,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,358.69 : 1,004,038.03 = 170,722.69 : x
  2. Step 2: Convert to fraction form
    669,358.69/1,004,038.03 = 170,722.69/x
  3. Step 3: Cross multiply
    669,358.69x = 1,004,038.03 × 170,722.69
  4. Step 4: Simplify right side
    669,358.69x = 171,412,071,047.21
  5. Step 5: Solve for x
    x = 171,412,071,047.21/669,358.69
  6. Step 6: Final answer
    x = 256,084.03

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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.