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Finding the Third Proportional to 497,029.50 and 775,075.50

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Solution

The third proportional to 497,029.50 and 775,075.50 is: 1,208,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,029.50 : 775,075.50 = 775,075.50 : x
  2. Step 2: Convert to fraction form
    497,029.50/775,075.50 = 775,075.50/x
  3. Step 3: Cross multiply
    497,029.50x = 775,075.50 × 775,075.50
  4. Step 4: Simplify right side
    497,029.50x = 600,742,030,700.25
  5. Step 5: Solve for x
    x = 600,742,030,700.25/497,029.50
  6. Step 6: Final answer
    x = 1,208,664.74

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.