Home / 1,038,557.88-1,557,893.52-328,533.12

Finding the Fourth Proportional to 1,038,557.88, 1,557,893.52 and 328,533.12

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Solution

The fourth proportional to 1,038,557.88, 1,557,893.52 and 328,533.12 is: 492,817.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,557.88 : 1,557,893.52 = 328,533.12 : x
  2. Step 2: Convert to fraction form
    1,038,557.88/1,557,893.52 = 328,533.12/x
  3. Step 3: Cross multiply
    1,038,557.88x = 1,557,893.52 × 328,533.12
  4. Step 4: Simplify right side
    1,038,557.88x = 511,819,618,753.38
  5. Step 5: Solve for x
    x = 511,819,618,753.38/1,038,557.88
  6. Step 6: Final answer
    x = 492,817.62

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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.