Home / 544,916.16-752,094.72-318,634.56

Finding the Fourth Proportional to 544,916.16, 752,094.72 and 318,634.56

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Solution

The fourth proportional to 544,916.16, 752,094.72 and 318,634.56 is: 439,780.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,916.16 : 752,094.72 = 318,634.56 : x
  2. Step 2: Convert to fraction form
    544,916.16/752,094.72 = 318,634.56/x
  3. Step 3: Cross multiply
    544,916.16x = 752,094.72 × 318,634.56
  4. Step 4: Simplify right side
    544,916.16x = 239,643,370,185.52
  5. Step 5: Solve for x
    x = 239,643,370,185.52/544,916.16
  6. Step 6: Final answer
    x = 439,780.26

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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.