Home / 1,003,138.41-1,504,690.18-404,084.25

Finding the Fourth Proportional to 1,003,138.41, 1,504,690.18 and 404,084.25

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Solution

The fourth proportional to 1,003,138.41, 1,504,690.18 and 404,084.25 is: 606,119.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,138.41 : 1,504,690.18 = 404,084.25 : x
  2. Step 2: Convert to fraction form
    1,003,138.41/1,504,690.18 = 404,084.25/x
  3. Step 3: Cross multiply
    1,003,138.41x = 1,504,690.18 × 404,084.25
  4. Step 4: Simplify right side
    1,003,138.41x = 608,021,602,867.67
  5. Step 5: Solve for x
    x = 608,021,602,867.67/1,003,138.41
  6. Step 6: Final answer
    x = 606,119.35

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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.