Home / 803,578.66-1,108,935.07-441,008.39

Finding the Fourth Proportional to 803,578.66, 1,108,935.07 and 441,008.39

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Solution

The fourth proportional to 803,578.66, 1,108,935.07 and 441,008.39 is: 608,589.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,578.66 : 1,108,935.07 = 441,008.39 : x
  2. Step 2: Convert to fraction form
    803,578.66/1,108,935.07 = 441,008.39/x
  3. Step 3: Cross multiply
    803,578.66x = 1,108,935.07 × 441,008.39
  4. Step 4: Simplify right side
    803,578.66x = 489,049,669,835.24
  5. Step 5: Solve for x
    x = 489,049,669,835.24/803,578.66
  6. Step 6: Final answer
    x = 608,589.67

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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.