Home / 864,815.86-1,296,098.60-351,883.24

Finding the Fourth Proportional to 864,815.86, 1,296,098.60 and 351,883.24

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Solution

The fourth proportional to 864,815.86, 1,296,098.60 and 351,883.24 is: 527,367.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,815.86 : 1,296,098.60 = 351,883.24 : x
  2. Step 2: Convert to fraction form
    864,815.86/1,296,098.60 = 351,883.24/x
  3. Step 3: Cross multiply
    864,815.86x = 1,296,098.60 × 351,883.24
  4. Step 4: Simplify right side
    864,815.86x = 456,075,369,727.80
  5. Step 5: Solve for x
    x = 456,075,369,727.80/864,815.86
  6. Step 6: Final answer
    x = 527,367.03

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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.