Home / 379,832.37-524,159.70-210,062.85

Finding the Fourth Proportional to 379,832.37, 524,159.70 and 210,062.85

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Solution

The fourth proportional to 379,832.37, 524,159.70 and 210,062.85 is: 289,881.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,832.37 : 524,159.70 = 210,062.85 : x
  2. Step 2: Convert to fraction form
    379,832.37/524,159.70 = 210,062.85/x
  3. Step 3: Cross multiply
    379,832.37x = 524,159.70 × 210,062.85
  4. Step 4: Simplify right side
    379,832.37x = 110,106,480,437.15
  5. Step 5: Solve for x
    x = 110,106,480,437.15/379,832.37
  6. Step 6: Final answer
    x = 289,881.77

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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.