Home / 306,534.26-459,801.64-146,572.55

Finding the Fourth Proportional to 306,534.26, 459,801.64 and 146,572.55

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Solution

The fourth proportional to 306,534.26, 459,801.64 and 146,572.55 is: 219,858.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,534.26 : 459,801.64 = 146,572.55 : x
  2. Step 2: Convert to fraction form
    306,534.26/459,801.64 = 146,572.55/x
  3. Step 3: Cross multiply
    306,534.26x = 459,801.64 × 146,572.55
  4. Step 4: Simplify right side
    306,534.26x = 67,394,298,868.98
  5. Step 5: Solve for x
    x = 67,394,298,868.98/306,534.26
  6. Step 6: Final answer
    x = 219,858.94

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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.