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Finding the Fourth Proportional to 517,124.44, 713,130.24 and 345,049.39

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Solution

The fourth proportional to 517,124.44, 713,130.24 and 345,049.39 is: 475,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,124.44 : 713,130.24 = 345,049.39 : x
  2. Step 2: Convert to fraction form
    517,124.44/713,130.24 = 345,049.39/x
  3. Step 3: Cross multiply
    517,124.44x = 713,130.24 × 345,049.39
  4. Step 4: Simplify right side
    517,124.44x = 246,065,154,302.55
  5. Step 5: Solve for x
    x = 246,065,154,302.55/517,124.44
  6. Step 6: Final answer
    x = 475,833.54

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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.