Home / 301,732.40-452,890.20-152,141.60

Finding the Fourth Proportional to 301,732.40, 452,890.20 and 152,141.60

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Solution

The fourth proportional to 301,732.40, 452,890.20 and 152,141.60 is: 228,359.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,732.40 : 452,890.20 = 152,141.60 : x
  2. Step 2: Convert to fraction form
    301,732.40/452,890.20 = 152,141.60/x
  3. Step 3: Cross multiply
    301,732.40x = 452,890.20 × 152,141.60
  4. Step 4: Simplify right side
    301,732.40x = 68,903,439,652.32
  5. Step 5: Solve for x
    x = 68,903,439,652.32/301,732.40
  6. Step 6: Final answer
    x = 228,359.43

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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.