Home / 446,488.59-669,815.96-146,990.23

Finding the Fourth Proportional to 446,488.59, 669,815.96 and 146,990.23

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Solution

The fourth proportional to 446,488.59, 669,815.96 and 146,990.23 is: 220,512.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,488.59 : 669,815.96 = 146,990.23 : x
  2. Step 2: Convert to fraction form
    446,488.59/669,815.96 = 146,990.23/x
  3. Step 3: Cross multiply
    446,488.59x = 669,815.96 × 146,990.23
  4. Step 4: Simplify right side
    446,488.59x = 98,456,402,018.07
  5. Step 5: Solve for x
    x = 98,456,402,018.07/446,488.59
  6. Step 6: Final answer
    x = 220,512.69

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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.