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Finding the Fourth Proportional to 637,969.38, 956,922.30 and 238,580.82

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Solution

The fourth proportional to 637,969.38, 956,922.30 and 238,580.82 is: 357,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,969.38 : 956,922.30 = 238,580.82 : x
  2. Step 2: Convert to fraction form
    637,969.38/956,922.30 = 238,580.82/x
  3. Step 3: Cross multiply
    637,969.38x = 956,922.30 × 238,580.82
  4. Step 4: Simplify right side
    637,969.38x = 228,303,307,010.29
  5. Step 5: Solve for x
    x = 228,303,307,010.29/637,969.38
  6. Step 6: Final answer
    x = 357,859.35

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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.