Home / 446,426.80-669,563.40-165,799.60

Finding the Fourth Proportional to 446,426.80, 669,563.40 and 165,799.60

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Solution

The fourth proportional to 446,426.80, 669,563.40 and 165,799.60 is: 248,670.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,426.80 : 669,563.40 = 165,799.60 : x
  2. Step 2: Convert to fraction form
    446,426.80/669,563.40 = 165,799.60/x
  3. Step 3: Cross multiply
    446,426.80x = 669,563.40 × 165,799.60
  4. Step 4: Simplify right side
    446,426.80x = 111,013,343,894.64
  5. Step 5: Solve for x
    x = 111,013,343,894.64/446,426.80
  6. Step 6: Final answer
    x = 248,670.88

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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.