Home / 752,354.35-1,038,266.94-430,094.43

Finding the Fourth Proportional to 752,354.35, 1,038,266.94 and 430,094.43

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Solution

The fourth proportional to 752,354.35, 1,038,266.94 and 430,094.43 is: 593,540.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,354.35 : 1,038,266.94 = 430,094.43 : x
  2. Step 2: Convert to fraction form
    752,354.35/1,038,266.94 = 430,094.43/x
  3. Step 3: Cross multiply
    752,354.35x = 1,038,266.94 × 430,094.43
  4. Step 4: Simplify right side
    752,354.35x = 446,552,827,747.14
  5. Step 5: Solve for x
    x = 446,552,827,747.14/752,354.35
  6. Step 6: Final answer
    x = 593,540.57

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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.