Home / 1,168,007.28-1,752,012.54-326,558.22

Finding the Fourth Proportional to 1,168,007.28, 1,752,012.54 and 326,558.22

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Solution

The fourth proportional to 1,168,007.28, 1,752,012.54 and 326,558.22 is: 489,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,007.28 : 1,752,012.54 = 326,558.22 : x
  2. Step 2: Convert to fraction form
    1,168,007.28/1,752,012.54 = 326,558.22/x
  3. Step 3: Cross multiply
    1,168,007.28x = 1,752,012.54 × 326,558.22
  4. Step 4: Simplify right side
    1,168,007.28x = 572,134,096,480.08
  5. Step 5: Solve for x
    x = 572,134,096,480.08/1,168,007.28
  6. Step 6: Final answer
    x = 489,837.78

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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.