Home / 1,051,406.94-1,577,110.45-331,821.57

Finding the Fourth Proportional to 1,051,406.94, 1,577,110.45 and 331,821.57

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Solution

The fourth proportional to 1,051,406.94, 1,577,110.45 and 331,821.57 is: 497,732.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,406.94 : 1,577,110.45 = 331,821.57 : x
  2. Step 2: Convert to fraction form
    1,051,406.94/1,577,110.45 = 331,821.57/x
  3. Step 3: Cross multiply
    1,051,406.94x = 1,577,110.45 × 331,821.57
  4. Step 4: Simplify right side
    1,051,406.94x = 523,319,265,582.41
  5. Step 5: Solve for x
    x = 523,319,265,582.41/1,051,406.94
  6. Step 6: Final answer
    x = 497,732.37

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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.