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Finding the Fourth Proportional to 524,346.36, 786,021.21 and 334,273.29

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Solution

The fourth proportional to 524,346.36, 786,021.21 and 334,273.29 is: 501,092.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,346.36 : 786,021.21 = 334,273.29 : x
  2. Step 2: Convert to fraction form
    524,346.36/786,021.21 = 334,273.29/x
  3. Step 3: Cross multiply
    524,346.36x = 786,021.21 × 334,273.29
  4. Step 4: Simplify right side
    524,346.36x = 262,745,895,876.48
  5. Step 5: Solve for x
    x = 262,745,895,876.48/524,346.36
  6. Step 6: Final answer
    x = 501,092.25

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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.