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Finding the Fourth Proportional to 634,708.32, 952,299.48 and 255,736.57

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Solution

The fourth proportional to 634,708.32, 952,299.48 and 255,736.57 is: 383,700.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,708.32 : 952,299.48 = 255,736.57 : x
  2. Step 2: Convert to fraction form
    634,708.32/952,299.48 = 255,736.57/x
  3. Step 3: Cross multiply
    634,708.32x = 952,299.48 × 255,736.57
  4. Step 4: Simplify right side
    634,708.32x = 243,537,797,866.49
  5. Step 5: Solve for x
    x = 243,537,797,866.49/634,708.32
  6. Step 6: Final answer
    x = 383,700.34

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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.