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Finding the Fourth Proportional to 529,880.49, 731,107.08 and 336,217.59

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Solution

The fourth proportional to 529,880.49, 731,107.08 and 336,217.59 is: 463,899.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,880.49 : 731,107.08 = 336,217.59 : x
  2. Step 2: Convert to fraction form
    529,880.49/731,107.08 = 336,217.59/x
  3. Step 3: Cross multiply
    529,880.49x = 731,107.08 × 336,217.59
  4. Step 4: Simplify right side
    529,880.49x = 245,811,060,469.54
  5. Step 5: Solve for x
    x = 245,811,060,469.54/529,880.49
  6. Step 6: Final answer
    x = 463,899.06

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1.5x scale

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.