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Finding the Fourth Proportional to 433,955.85, 651,037.74 and 181,095.67

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Solution

The fourth proportional to 433,955.85, 651,037.74 and 181,095.67 is: 271,686.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,955.85 : 651,037.74 = 181,095.67 : x
  2. Step 2: Convert to fraction form
    433,955.85/651,037.74 = 181,095.67/x
  3. Step 3: Cross multiply
    433,955.85x = 651,037.74 × 181,095.67
  4. Step 4: Simplify right side
    433,955.85x = 117,900,115,720.59
  5. Step 5: Solve for x
    x = 117,900,115,720.59/433,955.85
  6. Step 6: Final answer
    x = 271,686.89

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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.