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Finding the Fourth Proportional to 536,369.24, 804,886.08 and 311,835.34

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Solution

The fourth proportional to 536,369.24, 804,886.08 and 311,835.34 is: 467,946.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,369.24 : 804,886.08 = 311,835.34 : x
  2. Step 2: Convert to fraction form
    536,369.24/804,886.08 = 311,835.34/x
  3. Step 3: Cross multiply
    536,369.24x = 804,886.08 × 311,835.34
  4. Step 4: Simplify right side
    536,369.24x = 250,991,924,418.07
  5. Step 5: Solve for x
    x = 250,991,924,418.07/536,369.24
  6. Step 6: Final answer
    x = 467,946.16

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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.