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Finding the Fourth Proportional to 633,122.44, 949,758.68 and 396,484.72

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Solution

The fourth proportional to 633,122.44, 949,758.68 and 396,484.72 is: 594,774.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,122.44 : 949,758.68 = 396,484.72 : x
  2. Step 2: Convert to fraction form
    633,122.44/949,758.68 = 396,484.72/x
  3. Step 3: Cross multiply
    633,122.44x = 949,758.68 × 396,484.72
  4. Step 4: Simplify right side
    633,122.44x = 376,564,804,307.37
  5. Step 5: Solve for x
    x = 376,564,804,307.37/633,122.44
  6. Step 6: Final answer
    x = 594,774.06

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1.5x scale

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.