Home / 1,238,424.96-1,858,465.92-450,456.96

Finding the Fourth Proportional to 1,238,424.96, 1,858,465.92 and 450,456.96

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Solution

The fourth proportional to 1,238,424.96, 1,858,465.92 and 450,456.96 is: 675,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,424.96 : 1,858,465.92 = 450,456.96 : x
  2. Step 2: Convert to fraction form
    1,238,424.96/1,858,465.92 = 450,456.96/x
  3. Step 3: Cross multiply
    1,238,424.96x = 1,858,465.92 × 450,456.96
  4. Step 4: Simplify right side
    1,238,424.96x = 837,158,908,586.80
  5. Step 5: Solve for x
    x = 837,158,908,586.80/1,238,424.96
  6. Step 6: Final answer
    x = 675,986.79

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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.