Home / 637,615.23-956,644.25-282,878.34

Finding the Fourth Proportional to 637,615.23, 956,644.25 and 282,878.34

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Solution

The fourth proportional to 637,615.23, 956,644.25 and 282,878.34 is: 424,415.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,615.23 : 956,644.25 = 282,878.34 : x
  2. Step 2: Convert to fraction form
    637,615.23/956,644.25 = 282,878.34/x
  3. Step 3: Cross multiply
    637,615.23x = 956,644.25 × 282,878.34
  4. Step 4: Simplify right side
    637,615.23x = 270,613,935,996.15
  5. Step 5: Solve for x
    x = 270,613,935,996.15/637,615.23
  6. Step 6: Final answer
    x = 424,415.73

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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.