Home / 695,093.27-958,733.37-637,917.21

Finding the Fourth Proportional to 695,093.27, 958,733.37 and 637,917.21

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Solution

The fourth proportional to 695,093.27, 958,733.37 and 637,917.21 is: 879,871.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,093.27 : 958,733.37 = 637,917.21 : x
  2. Step 2: Convert to fraction form
    695,093.27/958,733.37 = 637,917.21/x
  3. Step 3: Cross multiply
    695,093.27x = 958,733.37 × 637,917.21
  4. Step 4: Simplify right side
    695,093.27x = 611,592,516,524.30
  5. Step 5: Solve for x
    x = 611,592,516,524.30/695,093.27
  6. Step 6: Final answer
    x = 879,871.16

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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.