Home / 1,303,110.45-1,954,765.58-438,549.57

Finding the Fourth Proportional to 1,303,110.45, 1,954,765.58 and 438,549.57

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Solution

The fourth proportional to 1,303,110.45, 1,954,765.58 and 438,549.57 is: 657,857.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,110.45 : 1,954,765.58 = 438,549.57 : x
  2. Step 2: Convert to fraction form
    1,303,110.45/1,954,765.58 = 438,549.57/x
  3. Step 3: Cross multiply
    1,303,110.45x = 1,954,765.58 × 438,549.57
  4. Step 4: Simplify right side
    1,303,110.45x = 857,261,602,367.05
  5. Step 5: Solve for x
    x = 857,261,602,367.05/1,303,110.45
  6. Step 6: Final answer
    x = 657,857.98

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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.