Home / 906,169.98-1,359,846.33-338,005.58

Finding the Fourth Proportional to 906,169.98, 1,359,846.33 and 338,005.58

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Solution

The fourth proportional to 906,169.98, 1,359,846.33 and 338,005.58 is: 507,228.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,169.98 : 1,359,846.33 = 338,005.58 : x
  2. Step 2: Convert to fraction form
    906,169.98/1,359,846.33 = 338,005.58/x
  3. Step 3: Cross multiply
    906,169.98x = 1,359,846.33 × 338,005.58
  4. Step 4: Simplify right side
    906,169.98x = 459,635,653,741.39
  5. Step 5: Solve for x
    x = 459,635,653,741.39/906,169.98
  6. Step 6: Final answer
    x = 507,228.95

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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.