Home / 345,629.16-517,977.18-179,533.80

Finding the Fourth Proportional to 345,629.16, 517,977.18 and 179,533.80

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Solution

The fourth proportional to 345,629.16, 517,977.18 and 179,533.80 is: 269,058.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,629.16 : 517,977.18 = 179,533.80 : x
  2. Step 2: Convert to fraction form
    345,629.16/517,977.18 = 179,533.80/x
  3. Step 3: Cross multiply
    345,629.16x = 517,977.18 × 179,533.80
  4. Step 4: Simplify right side
    345,629.16x = 92,994,411,438.68
  5. Step 5: Solve for x
    x = 92,994,411,438.68/345,629.16
  6. Step 6: Final answer
    x = 269,058.35

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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.