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Finding the Fourth Proportional to 264,453.12, 365,010.12 and 162,503.28

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Solution

The fourth proportional to 264,453.12, 365,010.12 and 162,503.28 is: 224,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,453.12 : 365,010.12 = 162,503.28 : x
  2. Step 2: Convert to fraction form
    264,453.12/365,010.12 = 162,503.28/x
  3. Step 3: Cross multiply
    264,453.12x = 365,010.12 × 162,503.28
  4. Step 4: Simplify right side
    264,453.12x = 59,315,341,733.19
  5. Step 5: Solve for x
    x = 59,315,341,733.19/264,453.12
  6. Step 6: Final answer
    x = 224,294.35

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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.