Home / 348,538.10-523,325.55-269,741.30

Finding the Fourth Proportional to 348,538.10, 523,325.55 and 269,741.30

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Solution

The fourth proportional to 348,538.10, 523,325.55 and 269,741.30 is: 405,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,538.10 : 523,325.55 = 269,741.30 : x
  2. Step 2: Convert to fraction form
    348,538.10/523,325.55 = 269,741.30/x
  3. Step 3: Cross multiply
    348,538.10x = 523,325.55 × 269,741.30
  4. Step 4: Simplify right side
    348,538.10x = 141,162,514,180.22
  5. Step 5: Solve for x
    x = 141,162,514,180.22/348,538.10
  6. Step 6: Final answer
    x = 405,013.15

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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.