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Finding the Third Proportional to 525,328.03 and 787,992.05

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Solution

The third proportional to 525,328.03 and 787,992.05 is: 1,181,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,328.03 : 787,992.05 = 787,992.05 : x
  2. Step 2: Convert to fraction form
    525,328.03/787,992.05 = 787,992.05/x
  3. Step 3: Cross multiply
    525,328.03x = 787,992.05 × 787,992.05
  4. Step 4: Simplify right side
    525,328.03x = 620,931,465,938.25
  5. Step 5: Solve for x
    x = 620,931,465,938.25/525,328.03
  6. Step 6: Final answer
    x = 1,181,988.07

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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.