Home / 1,030,206.52-1,545,291.31-422,862.96

Finding the Fourth Proportional to 1,030,206.52, 1,545,291.31 and 422,862.96

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Solution

The fourth proportional to 1,030,206.52, 1,545,291.31 and 422,862.96 is: 634,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,206.52 : 1,545,291.31 = 422,862.96 : x
  2. Step 2: Convert to fraction form
    1,030,206.52/1,545,291.31 = 422,862.96/x
  3. Step 3: Cross multiply
    1,030,206.52x = 1,545,291.31 × 422,862.96
  4. Step 4: Simplify right side
    1,030,206.52x = 653,446,451,982.33
  5. Step 5: Solve for x
    x = 653,446,451,982.33/1,030,206.52
  6. Step 6: Final answer
    x = 634,286.85

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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.