Home / 448,048.77-618,305.43-244,099.05

Finding the Fourth Proportional to 448,048.77, 618,305.43 and 244,099.05

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Solution

The fourth proportional to 448,048.77, 618,305.43 and 244,099.05 is: 336,855.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,048.77 : 618,305.43 = 244,099.05 : x
  2. Step 2: Convert to fraction form
    448,048.77/618,305.43 = 244,099.05/x
  3. Step 3: Cross multiply
    448,048.77x = 618,305.43 × 244,099.05
  4. Step 4: Simplify right side
    448,048.77x = 150,927,768,072.84
  5. Step 5: Solve for x
    x = 150,927,768,072.84/448,048.77
  6. Step 6: Final answer
    x = 336,855.67

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.