Home / 433,352.12-649,901.06-163,285.43

Finding the Fourth Proportional to 433,352.12, 649,901.06 and 163,285.43

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Solution

The fourth proportional to 433,352.12, 649,901.06 and 163,285.43 is: 244,880.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,352.12 : 649,901.06 = 163,285.43 : x
  2. Step 2: Convert to fraction form
    433,352.12/649,901.06 = 163,285.43/x
  3. Step 3: Cross multiply
    433,352.12x = 649,901.06 × 163,285.43
  4. Step 4: Simplify right side
    433,352.12x = 106,119,369,973.62
  5. Step 5: Solve for x
    x = 106,119,369,973.62/433,352.12
  6. Step 6: Final answer
    x = 244,880.24

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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.