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Finding the Fourth Proportional to 590,326.56, 814,650.78 and 335,693.34

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Solution

The fourth proportional to 590,326.56, 814,650.78 and 335,693.34 is: 463,256.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,326.56 : 814,650.78 = 335,693.34 : x
  2. Step 2: Convert to fraction form
    590,326.56/814,650.78 = 335,693.34/x
  3. Step 3: Cross multiply
    590,326.56x = 814,650.78 × 335,693.34
  4. Step 4: Simplify right side
    590,326.56x = 273,472,841,271.81
  5. Step 5: Solve for x
    x = 273,472,841,271.81/590,326.56
  6. Step 6: Final answer
    x = 463,256.88

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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.