Home / 835,913.16-1,253,869.61-204,821.51

Finding the Fourth Proportional to 835,913.16, 1,253,869.61 and 204,821.51

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Solution

The fourth proportional to 835,913.16, 1,253,869.61 and 204,821.51 is: 307,232.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,913.16 : 1,253,869.61 = 204,821.51 : x
  2. Step 2: Convert to fraction form
    835,913.16/1,253,869.61 = 204,821.51/x
  3. Step 3: Cross multiply
    835,913.16x = 1,253,869.61 × 204,821.51
  4. Step 4: Simplify right side
    835,913.16x = 256,819,459,569.86
  5. Step 5: Solve for x
    x = 256,819,459,569.86/835,913.16
  6. Step 6: Final answer
    x = 307,232.22

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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.