Home / 388,630.59-582,945.90-151,807.19

Finding the Fourth Proportional to 388,630.59, 582,945.90 and 151,807.19

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Solution

The fourth proportional to 388,630.59, 582,945.90 and 151,807.19 is: 227,710.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,630.59 : 582,945.90 = 151,807.19 : x
  2. Step 2: Convert to fraction form
    388,630.59/582,945.90 = 151,807.19/x
  3. Step 3: Cross multiply
    388,630.59x = 582,945.90 × 151,807.19
  4. Step 4: Simplify right side
    388,630.59x = 88,495,378,241.99
  5. Step 5: Solve for x
    x = 88,495,378,241.99/388,630.59
  6. Step 6: Final answer
    x = 227,710.79

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Similar ratio
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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.