Home / 1,003,908.69-1,505,880.86-364,665.87

Finding the Fourth Proportional to 1,003,908.69, 1,505,880.86 and 364,665.87

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Solution

The fourth proportional to 1,003,908.69, 1,505,880.86 and 364,665.87 is: 547,005.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,908.69 : 1,505,880.86 = 364,665.87 : x
  2. Step 2: Convert to fraction form
    1,003,908.69/1,505,880.86 = 364,665.87/x
  3. Step 3: Cross multiply
    1,003,908.69x = 1,505,880.86 × 364,665.87
  4. Step 4: Simplify right side
    1,003,908.69x = 549,143,352,104.92
  5. Step 5: Solve for x
    x = 549,143,352,104.92/1,003,908.69
  6. Step 6: Final answer
    x = 547,005.28

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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.