Home / 900,674.78-1,350,895.52-339,636.38

Finding the Fourth Proportional to 900,674.78, 1,350,895.52 and 339,636.38

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Solution

The fourth proportional to 900,674.78, 1,350,895.52 and 339,636.38 is: 509,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,674.78 : 1,350,895.52 = 339,636.38 : x
  2. Step 2: Convert to fraction form
    900,674.78/1,350,895.52 = 339,636.38/x
  3. Step 3: Cross multiply
    900,674.78x = 1,350,895.52 × 339,636.38
  4. Step 4: Simplify right side
    900,674.78x = 458,813,258,265.63
  5. Step 5: Solve for x
    x = 458,813,258,265.63/900,674.78
  6. Step 6: Final answer
    x = 509,410.58

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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.