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Finding the Third Proportional to 273,528 and 414,078

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Solution

The third proportional to 273,528 and 414,078 is: 626,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,528 : 414,078 = 414,078 : x
  2. Step 2: Convert to fraction form
    273,528/414,078 = 414,078/x
  3. Step 3: Cross multiply
    273,528x = 414,078 × 414,078
  4. Step 4: Simplify right side
    273,528x = 171,460,590,084
  5. Step 5: Solve for x
    x = 171,460,590,084/273,528
  6. Step 6: Final answer
    x = 626,848.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.