Home / 528,190.21-792,271.41-149,137.18

Finding the Fourth Proportional to 528,190.21, 792,271.41 and 149,137.18

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Solution

The fourth proportional to 528,190.21, 792,271.41 and 149,137.18 is: 223,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,190.21 : 792,271.41 = 149,137.18 : x
  2. Step 2: Convert to fraction form
    528,190.21/792,271.41 = 149,137.18/x
  3. Step 3: Cross multiply
    528,190.21x = 792,271.41 × 149,137.18
  4. Step 4: Simplify right side
    528,190.21x = 118,157,123,882.02
  5. Step 5: Solve for x
    x = 118,157,123,882.02/528,190.21
  6. Step 6: Final answer
    x = 223,701.84

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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.