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Finding the Fourth Proportional to 562,325.78, 843,402.05 and 183,245.58

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Solution

The fourth proportional to 562,325.78, 843,402.05 and 183,245.58 is: 274,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,325.78 : 843,402.05 = 183,245.58 : x
  2. Step 2: Convert to fraction form
    562,325.78/843,402.05 = 183,245.58/x
  3. Step 3: Cross multiply
    562,325.78x = 843,402.05 × 183,245.58
  4. Step 4: Simplify right side
    562,325.78x = 154,549,697,825.44
  5. Step 5: Solve for x
    x = 154,549,697,825.44/562,325.78
  6. Step 6: Final answer
    x = 274,840.14

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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.