Home / 448,973.40-673,460.10-416,496.45

Finding the Fourth Proportional to 448,973.40, 673,460.10 and 416,496.45

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Solution

The fourth proportional to 448,973.40, 673,460.10 and 416,496.45 is: 624,744.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,973.40 : 673,460.10 = 416,496.45 : x
  2. Step 2: Convert to fraction form
    448,973.40/673,460.10 = 416,496.45/x
  3. Step 3: Cross multiply
    448,973.40x = 673,460.10 × 416,496.45
  4. Step 4: Simplify right side
    448,973.40x = 280,493,740,866.65
  5. Step 5: Solve for x
    x = 280,493,740,866.65/448,973.40
  6. Step 6: Final answer
    x = 624,744.68

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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.