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Finding the Fourth Proportional to 590,026.56, 814,265.60 and 331,984.32

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Solution

The fourth proportional to 590,026.56, 814,265.60 and 331,984.32 is: 458,154.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,026.56 : 814,265.60 = 331,984.32 : x
  2. Step 2: Convert to fraction form
    590,026.56/814,265.60 = 331,984.32/x
  3. Step 3: Cross multiply
    590,026.56x = 814,265.60 × 331,984.32
  4. Step 4: Simplify right side
    590,026.56x = 270,323,411,515.39
  5. Step 5: Solve for x
    x = 270,323,411,515.39/590,026.56
  6. Step 6: Final answer
    x = 458,154.65

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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.