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Finding the Third Proportional to 305,210.50 and 464,923.50

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Solution

The third proportional to 305,210.50 and 464,923.50 is: 708,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,210.50 : 464,923.50 = 464,923.50 : x
  2. Step 2: Convert to fraction form
    305,210.50/464,923.50 = 464,923.50/x
  3. Step 3: Cross multiply
    305,210.50x = 464,923.50 × 464,923.50
  4. Step 4: Simplify right side
    305,210.50x = 216,153,860,852.25
  5. Step 5: Solve for x
    x = 216,153,860,852.25/305,210.50
  6. Step 6: Final answer
    x = 708,212.40

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.