Home / 1,685,439.36-2,528,149.32-563,498.64

Finding the Fourth Proportional to 1,685,439.36, 2,528,149.32 and 563,498.64

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Solution

The fourth proportional to 1,685,439.36, 2,528,149.32 and 563,498.64 is: 845,244.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,439.36 : 2,528,149.32 = 563,498.64 : x
  2. Step 2: Convert to fraction form
    1,685,439.36/2,528,149.32 = 563,498.64/x
  3. Step 3: Cross multiply
    1,685,439.36x = 2,528,149.32 × 563,498.64
  4. Step 4: Simplify right side
    1,685,439.36x = 1,424,608,703,536.92
  5. Step 5: Solve for x
    x = 1,424,608,703,536.92/1,685,439.36
  6. Step 6: Final answer
    x = 845,244.71

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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.