Home / 346,799.44-520,494.41-136,585

Finding the Fourth Proportional to 346,799.44, 520,494.41 and 136,585

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Solution

The fourth proportional to 346,799.44, 520,494.41 and 136,585 is: 204,993.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,799.44 : 520,494.41 = 136,585 : x
  2. Step 2: Convert to fraction form
    346,799.44/520,494.41 = 136,585/x
  3. Step 3: Cross multiply
    346,799.44x = 520,494.41 × 136,585
  4. Step 4: Simplify right side
    346,799.44x = 71,091,728,989.85
  5. Step 5: Solve for x
    x = 71,091,728,989.85/346,799.44
  6. Step 6: Final answer
    x = 204,993.78

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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.