Home / 753,164.35-1,038,850.98-481,111.46

Finding the Fourth Proportional to 753,164.35, 1,038,850.98 and 481,111.46

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Solution

The fourth proportional to 753,164.35, 1,038,850.98 and 481,111.46 is: 663,604.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,164.35 : 1,038,850.98 = 481,111.46 : x
  2. Step 2: Convert to fraction form
    753,164.35/1,038,850.98 = 481,111.46/x
  3. Step 3: Cross multiply
    753,164.35x = 1,038,850.98 × 481,111.46
  4. Step 4: Simplify right side
    753,164.35x = 499,803,104,110.42
  5. Step 5: Solve for x
    x = 499,803,104,110.42/753,164.35
  6. Step 6: Final answer
    x = 663,604.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.