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Finding the Fourth Proportional to 235,359.66, 324,952.74 and 180,814.69

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Solution

The fourth proportional to 235,359.66, 324,952.74 and 180,814.69 is: 249,644.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,359.66 : 324,952.74 = 180,814.69 : x
  2. Step 2: Convert to fraction form
    235,359.66/324,952.74 = 180,814.69/x
  3. Step 3: Cross multiply
    235,359.66x = 324,952.74 × 180,814.69
  4. Step 4: Simplify right side
    235,359.66x = 58,756,228,947.75
  5. Step 5: Solve for x
    x = 58,756,228,947.75/235,359.66
  6. Step 6: Final answer
    x = 249,644.43

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1.5x scale

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.