Home / 637,434.01-956,221.07-210,814.44

Finding the Fourth Proportional to 637,434.01, 956,221.07 and 210,814.44

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Solution

The fourth proportional to 637,434.01, 956,221.07 and 210,814.44 is: 316,244.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,434.01 : 956,221.07 = 210,814.44 : x
  2. Step 2: Convert to fraction form
    637,434.01/956,221.07 = 210,814.44/x
  3. Step 3: Cross multiply
    637,434.01x = 956,221.07 × 210,814.44
  4. Step 4: Simplify right side
    637,434.01x = 201,585,204,748.35
  5. Step 5: Solve for x
    x = 201,585,204,748.35/637,434.01
  6. Step 6: Final answer
    x = 316,244.82

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Double scale
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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.