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Finding the Fourth Proportional to 562,965.36, 842,453.28 and 496,535.28

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Solution

The fourth proportional to 562,965.36, 842,453.28 and 496,535.28 is: 743,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,965.36 : 842,453.28 = 496,535.28 : x
  2. Step 2: Convert to fraction form
    562,965.36/842,453.28 = 496,535.28/x
  3. Step 3: Cross multiply
    562,965.36x = 842,453.28 × 496,535.28
  4. Step 4: Simplify right side
    562,965.36x = 418,307,775,271.72
  5. Step 5: Solve for x
    x = 418,307,775,271.72/562,965.36
  6. Step 6: Final answer
    x = 743,043.54

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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.