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Finding the Fourth Proportional to 662,328.40, 993,492.60 and 504,864.40

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Solution

The fourth proportional to 662,328.40, 993,492.60 and 504,864.40 is: 757,296.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,328.40 : 993,492.60 = 504,864.40 : x
  2. Step 2: Convert to fraction form
    662,328.40/993,492.60 = 504,864.40/x
  3. Step 3: Cross multiply
    662,328.40x = 993,492.60 × 504,864.40
  4. Step 4: Simplify right side
    662,328.40x = 501,579,045,403.44
  5. Step 5: Solve for x
    x = 501,579,045,403.44/662,328.40
  6. Step 6: Final answer
    x = 757,296.60

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Similar ratio
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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.