Home / 331,832.16-495,325.68-284,749.80

Finding the Fourth Proportional to 331,832.16, 495,325.68 and 284,749.80

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Solution

The fourth proportional to 331,832.16, 495,325.68 and 284,749.80 is: 425,045.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,832.16 : 495,325.68 = 284,749.80 : x
  2. Step 2: Convert to fraction form
    331,832.16/495,325.68 = 284,749.80/x
  3. Step 3: Cross multiply
    331,832.16x = 495,325.68 × 284,749.80
  4. Step 4: Simplify right side
    331,832.16x = 141,043,888,314.86
  5. Step 5: Solve for x
    x = 141,043,888,314.86/331,832.16
  6. Step 6: Final answer
    x = 425,045.87

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.