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Finding the Fourth Proportional to 595,492.62, 821,816.56 and 340,837.98

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Solution

The fourth proportional to 595,492.62, 821,816.56 and 340,837.98 is: 470,377.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,492.62 : 821,816.56 = 340,837.98 : x
  2. Step 2: Convert to fraction form
    595,492.62/821,816.56 = 340,837.98/x
  3. Step 3: Cross multiply
    595,492.62x = 821,816.56 × 340,837.98
  4. Step 4: Simplify right side
    595,492.62x = 280,106,296,240.95
  5. Step 5: Solve for x
    x = 280,106,296,240.95/595,492.62
  6. Step 6: Final answer
    x = 470,377.44

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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.