Home / 739,744.11-1,020,788.73-453,225.24

Finding the Fourth Proportional to 739,744.11, 1,020,788.73 and 453,225.24

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Solution

The fourth proportional to 739,744.11, 1,020,788.73 and 453,225.24 is: 625,415.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,744.11 : 1,020,788.73 = 453,225.24 : x
  2. Step 2: Convert to fraction form
    739,744.11/1,020,788.73 = 453,225.24/x
  3. Step 3: Cross multiply
    739,744.11x = 1,020,788.73 × 453,225.24
  4. Step 4: Simplify right side
    739,744.11x = 462,647,217,143.55
  5. Step 5: Solve for x
    x = 462,647,217,143.55/739,744.11
  6. Step 6: Final answer
    x = 625,415.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.