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Finding the Third Proportional to 426,528 and 933,408

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Solution

The third proportional to 426,528 and 933,408 is: 2,042,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,528 : 933,408 = 933,408 : x
  2. Step 2: Convert to fraction form
    426,528/933,408 = 933,408/x
  3. Step 3: Cross multiply
    426,528x = 933,408 × 933,408
  4. Step 4: Simplify right side
    426,528x = 871,250,494,464
  5. Step 5: Solve for x
    x = 871,250,494,464/426,528
  6. Step 6: Final answer
    x = 2,042,657.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.