Home / 379,826.73-524,151.95-210,057.21

Finding the Fourth Proportional to 379,826.73, 524,151.95 and 210,057.21

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Solution

The fourth proportional to 379,826.73, 524,151.95 and 210,057.21 is: 289,874.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,826.73 : 524,151.95 = 210,057.21 : x
  2. Step 2: Convert to fraction form
    379,826.73/524,151.95 = 210,057.21/x
  3. Step 3: Cross multiply
    379,826.73x = 524,151.95 × 210,057.21
  4. Step 4: Simplify right side
    379,826.73x = 110,101,895,182.77
  5. Step 5: Solve for x
    x = 110,101,895,182.77/379,826.73
  6. Step 6: Final answer
    x = 289,874.00

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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.