Home / 448,484.24-671,383.08-432,533.60

Finding the Fourth Proportional to 448,484.24, 671,383.08 and 432,533.60

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Solution

The fourth proportional to 448,484.24, 671,383.08 and 432,533.60 is: 647,504.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,484.24 : 671,383.08 = 432,533.60 : x
  2. Step 2: Convert to fraction form
    448,484.24/671,383.08 = 432,533.60/x
  3. Step 3: Cross multiply
    448,484.24x = 671,383.08 × 432,533.60
  4. Step 4: Simplify right side
    448,484.24x = 290,395,740,571.49
  5. Step 5: Solve for x
    x = 290,395,740,571.49/448,484.24
  6. Step 6: Final answer
    x = 647,504.89

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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.