Home / 346,320.45-518,542.29-179,758.53

Finding the Fourth Proportional to 346,320.45, 518,542.29 and 179,758.53

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Solution

The fourth proportional to 346,320.45, 518,542.29 and 179,758.53 is: 269,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,320.45 : 518,542.29 = 179,758.53 : x
  2. Step 2: Convert to fraction form
    346,320.45/518,542.29 = 179,758.53/x
  3. Step 3: Cross multiply
    346,320.45x = 518,542.29 × 179,758.53
  4. Step 4: Simplify right side
    346,320.45x = 93,212,399,793.23
  5. Step 5: Solve for x
    x = 93,212,399,793.23/346,320.45
  6. Step 6: Final answer
    x = 269,150.72

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1.5x scale

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.