Home / 497,741.40-746,784.90-217,344.60

Finding the Fourth Proportional to 497,741.40, 746,784.90 and 217,344.60

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Solution

The fourth proportional to 497,741.40, 746,784.90 and 217,344.60 is: 326,092.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,741.40 : 746,784.90 = 217,344.60 : x
  2. Step 2: Convert to fraction form
    497,741.40/746,784.90 = 217,344.60/x
  3. Step 3: Cross multiply
    497,741.40x = 746,784.90 × 217,344.60
  4. Step 4: Simplify right side
    497,741.40x = 162,309,665,376.54
  5. Step 5: Solve for x
    x = 162,309,665,376.54/497,741.40
  6. Step 6: Final answer
    x = 326,092.36

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1.5x scale

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.