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Finding the Fourth Proportional to 434,447.55, 651,670.02 and 110,235.02

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Solution

The fourth proportional to 434,447.55, 651,670.02 and 110,235.02 is: 165,352.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,447.55 : 651,670.02 = 110,235.02 : x
  2. Step 2: Convert to fraction form
    434,447.55/651,670.02 = 110,235.02/x
  3. Step 3: Cross multiply
    434,447.55x = 651,670.02 × 110,235.02
  4. Step 4: Simplify right side
    434,447.55x = 71,836,857,688.10
  5. Step 5: Solve for x
    x = 71,836,857,688.10/434,447.55
  6. Step 6: Final answer
    x = 165,352.20

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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.