Home / 501,529.73-691,977.13-297,410.94

Finding the Fourth Proportional to 501,529.73, 691,977.13 and 297,410.94

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Solution

The fourth proportional to 501,529.73, 691,977.13 and 297,410.94 is: 410,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,529.73 : 691,977.13 = 297,410.94 : x
  2. Step 2: Convert to fraction form
    501,529.73/691,977.13 = 297,410.94/x
  3. Step 3: Cross multiply
    501,529.73x = 691,977.13 × 297,410.94
  4. Step 4: Simplify right side
    501,529.73x = 205,801,567,948.28
  5. Step 5: Solve for x
    x = 205,801,567,948.28/501,529.73
  6. Step 6: Final answer
    x = 410,347.70

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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.