Home / 671,190.08-1,005,604.08-631,233.60

Finding the Fourth Proportional to 671,190.08, 1,005,604.08 and 631,233.60

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Solution

The fourth proportional to 671,190.08, 1,005,604.08 and 631,233.60 is: 945,739.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,190.08 : 1,005,604.08 = 631,233.60 : x
  2. Step 2: Convert to fraction form
    671,190.08/1,005,604.08 = 631,233.60/x
  3. Step 3: Cross multiply
    671,190.08x = 1,005,604.08 × 631,233.60
  4. Step 4: Simplify right side
    671,190.08x = 634,771,083,593.09
  5. Step 5: Solve for x
    x = 634,771,083,593.09/671,190.08
  6. Step 6: Final answer
    x = 945,739.67

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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.