Home / 1,074,625.32-1,611,879.66-326,613

Finding the Fourth Proportional to 1,074,625.32, 1,611,879.66 and 326,613

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Solution

The fourth proportional to 1,074,625.32, 1,611,879.66 and 326,613 is: 489,901.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,625.32 : 1,611,879.66 = 326,613 : x
  2. Step 2: Convert to fraction form
    1,074,625.32/1,611,879.66 = 326,613/x
  3. Step 3: Cross multiply
    1,074,625.32x = 1,611,879.66 × 326,613
  4. Step 4: Simplify right side
    1,074,625.32x = 526,460,851,391.58
  5. Step 5: Solve for x
    x = 526,460,851,391.58/1,074,625.32
  6. Step 6: Final answer
    x = 489,901.77

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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.