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Finding the Fourth Proportional to 431,522.64, 595,492.74 and 240,524.64

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Solution

The fourth proportional to 431,522.64, 595,492.74 and 240,524.64 is: 331,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,522.64 : 595,492.74 = 240,524.64 : x
  2. Step 2: Convert to fraction form
    431,522.64/595,492.74 = 240,524.64/x
  3. Step 3: Cross multiply
    431,522.64x = 595,492.74 × 240,524.64
  4. Step 4: Simplify right side
    431,522.64x = 143,230,676,911.11
  5. Step 5: Solve for x
    x = 143,230,676,911.11/431,522.64
  6. Step 6: Final answer
    x = 331,919.26

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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.