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Finding the Fourth Proportional to 441,354.81, 662,130.63 and 160,872.06

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Solution

The fourth proportional to 441,354.81, 662,130.63 and 160,872.06 is: 241,343.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,354.81 : 662,130.63 = 160,872.06 : x
  2. Step 2: Convert to fraction form
    441,354.81/662,130.63 = 160,872.06/x
  3. Step 3: Cross multiply
    441,354.81x = 662,130.63 × 160,872.06
  4. Step 4: Simplify right side
    441,354.81x = 106,518,318,437.20
  5. Step 5: Solve for x
    x = 106,518,318,437.20/441,354.81
  6. Step 6: Final answer
    x = 241,343.96

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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.