Home / 528,072.35-792,155.09-148,996.40

Finding the Fourth Proportional to 528,072.35, 792,155.09 and 148,996.40

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Solution

The fourth proportional to 528,072.35, 792,155.09 and 148,996.40 is: 223,507.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,072.35 : 792,155.09 = 148,996.40 : x
  2. Step 2: Convert to fraction form
    528,072.35/792,155.09 = 148,996.40/x
  3. Step 3: Cross multiply
    528,072.35x = 792,155.09 × 148,996.40
  4. Step 4: Simplify right side
    528,072.35x = 118,028,253,063.39
  5. Step 5: Solve for x
    x = 118,028,253,063.39/528,072.35
  6. Step 6: Final answer
    x = 223,507.73

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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.