Home / 637,429.44-956,214.21-210,809.86

Finding the Fourth Proportional to 637,429.44, 956,214.21 and 210,809.86

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Solution

The fourth proportional to 637,429.44, 956,214.21 and 210,809.86 is: 316,237.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,429.44 : 956,214.21 = 210,809.86 : x
  2. Step 2: Convert to fraction form
    637,429.44/956,214.21 = 210,809.86/x
  3. Step 3: Cross multiply
    637,429.44x = 956,214.21 × 210,809.86
  4. Step 4: Simplify right side
    637,429.44x = 201,579,379,797.59
  5. Step 5: Solve for x
    x = 201,579,379,797.59/637,429.44
  6. Step 6: Final answer
    x = 316,237.95

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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.