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Finding the Fourth Proportional to 637,821.69, 956,754.41 and 337,896.51

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Solution

The fourth proportional to 637,821.69, 956,754.41 and 337,896.51 is: 506,856.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,821.69 : 956,754.41 = 337,896.51 : x
  2. Step 2: Convert to fraction form
    637,821.69/956,754.41 = 337,896.51/x
  3. Step 3: Cross multiply
    637,821.69x = 956,754.41 × 337,896.51
  4. Step 4: Simplify right side
    637,821.69x = 323,283,974,376.63
  5. Step 5: Solve for x
    x = 323,283,974,376.63/637,821.69
  6. Step 6: Final answer
    x = 506,856.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.