Home / 1,038,559.88-1,557,896.52-328,535.12

Finding the Fourth Proportional to 1,038,559.88, 1,557,896.52 and 328,535.12

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Solution

The fourth proportional to 1,038,559.88, 1,557,896.52 and 328,535.12 is: 492,820.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,559.88 : 1,557,896.52 = 328,535.12 : x
  2. Step 2: Convert to fraction form
    1,038,559.88/1,557,896.52 = 328,535.12/x
  3. Step 3: Cross multiply
    1,038,559.88x = 1,557,896.52 × 328,535.12
  4. Step 4: Simplify right side
    1,038,559.88x = 511,823,720,145.78
  5. Step 5: Solve for x
    x = 511,823,720,145.78/1,038,559.88
  6. Step 6: Final answer
    x = 492,820.62

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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.