Home / 434,742.64-599,937.16-243,755.44

Finding the Fourth Proportional to 434,742.64, 599,937.16 and 243,755.44

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Solution

The fourth proportional to 434,742.64, 599,937.16 and 243,755.44 is: 336,378.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,742.64 : 599,937.16 = 243,755.44 : x
  2. Step 2: Convert to fraction form
    434,742.64/599,937.16 = 243,755.44/x
  3. Step 3: Cross multiply
    434,742.64x = 599,937.16 × 243,755.44
  4. Step 4: Simplify right side
    434,742.64x = 146,237,946,408.15
  5. Step 5: Solve for x
    x = 146,237,946,408.15/434,742.64
  6. Step 6: Final answer
    x = 336,378.20

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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.