Home / 346,290.58-520,268.15-327,172.56

Finding the Fourth Proportional to 346,290.58, 520,268.15 and 327,172.56

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Solution

The fourth proportional to 346,290.58, 520,268.15 and 327,172.56 is: 491,545.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,290.58 : 520,268.15 = 327,172.56 : x
  2. Step 2: Convert to fraction form
    346,290.58/520,268.15 = 327,172.56/x
  3. Step 3: Cross multiply
    346,290.58x = 520,268.15 × 327,172.56
  4. Step 4: Simplify right side
    346,290.58x = 170,217,462,521.96
  5. Step 5: Solve for x
    x = 170,217,462,521.96/346,290.58
  6. Step 6: Final answer
    x = 491,545.17

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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.