Home / 446,569.80-669,660.30-146,934.60

Finding the Fourth Proportional to 446,569.80, 669,660.30 and 146,934.60

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Solution

The fourth proportional to 446,569.80, 669,660.30 and 146,934.60 is: 220,337.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,569.80 : 669,660.30 = 146,934.60 : x
  2. Step 2: Convert to fraction form
    446,569.80/669,660.30 = 146,934.60/x
  3. Step 3: Cross multiply
    446,569.80x = 669,660.30 × 146,934.60
  4. Step 4: Simplify right side
    446,569.80x = 98,396,268,316.38
  5. Step 5: Solve for x
    x = 98,396,268,316.38/446,569.80
  6. Step 6: Final answer
    x = 220,337.94

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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.