Home / 448,142.80-671,580.60-248,551.12

Finding the Fourth Proportional to 448,142.80, 671,580.60 and 248,551.12

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Solution

The fourth proportional to 448,142.80, 671,580.60 and 248,551.12 is: 372,475.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,142.80 : 671,580.60 = 248,551.12 : x
  2. Step 2: Convert to fraction form
    448,142.80/671,580.60 = 248,551.12/x
  3. Step 3: Cross multiply
    448,142.80x = 671,580.60 × 248,551.12
  4. Step 4: Simplify right side
    448,142.80x = 166,922,110,300.27
  5. Step 5: Solve for x
    x = 166,922,110,300.27/448,142.80
  6. Step 6: Final answer
    x = 372,475.27

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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.