Home / 446,448.39-669,769.56-146,959.38

Finding the Fourth Proportional to 446,448.39, 669,769.56 and 146,959.38

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Solution

The fourth proportional to 446,448.39, 669,769.56 and 146,959.38 is: 220,470.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,448.39 : 669,769.56 = 146,959.38 : x
  2. Step 2: Convert to fraction form
    446,448.39/669,769.56 = 146,959.38/x
  3. Step 3: Cross multiply
    446,448.39x = 669,769.56 × 146,959.38
  4. Step 4: Simplify right side
    446,448.39x = 98,428,919,280.47
  5. Step 5: Solve for x
    x = 98,428,919,280.47/446,448.39
  6. Step 6: Final answer
    x = 220,470.99

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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.