Home / 372,881.57-514,558.85-211,715.46

Finding the Fourth Proportional to 372,881.57, 514,558.85 and 211,715.46

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Solution

The fourth proportional to 372,881.57, 514,558.85 and 211,715.46 is: 292,157.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,881.57 : 514,558.85 = 211,715.46 : x
  2. Step 2: Convert to fraction form
    372,881.57/514,558.85 = 211,715.46/x
  3. Step 3: Cross multiply
    372,881.57x = 514,558.85 × 211,715.46
  4. Step 4: Simplify right side
    372,881.57x = 108,940,062,566.24
  5. Step 5: Solve for x
    x = 108,940,062,566.24/372,881.57
  6. Step 6: Final answer
    x = 292,157.28

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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.