Home / 425,916.01-587,682.30-256,161.07

Finding the Fourth Proportional to 425,916.01, 587,682.30 and 256,161.07

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Solution

The fourth proportional to 425,916.01, 587,682.30 and 256,161.07 is: 353,453.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,916.01 : 587,682.30 = 256,161.07 : x
  2. Step 2: Convert to fraction form
    425,916.01/587,682.30 = 256,161.07/x
  3. Step 3: Cross multiply
    425,916.01x = 587,682.30 × 256,161.07
  4. Step 4: Simplify right side
    425,916.01x = 150,541,326,788.06
  5. Step 5: Solve for x
    x = 150,541,326,788.06/425,916.01
  6. Step 6: Final answer
    x = 353,453.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.