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Finding the Fourth Proportional to 637,502.67, 956,024.44 and 210,959.78

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Solution

The fourth proportional to 637,502.67, 956,024.44 and 210,959.78 is: 316,363.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,502.67 : 956,024.44 = 210,959.78 : x
  2. Step 2: Convert to fraction form
    637,502.67/956,024.44 = 210,959.78/x
  3. Step 3: Cross multiply
    637,502.67x = 956,024.44 × 210,959.78
  4. Step 4: Simplify right side
    637,502.67x = 201,682,700,229.50
  5. Step 5: Solve for x
    x = 201,682,700,229.50/637,502.67
  6. Step 6: Final answer
    x = 316,363.69

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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.