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Finding the Fourth Proportional to 590,303.88, 814,615.38 and 335,655

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Solution

The fourth proportional to 590,303.88, 814,615.38 and 335,655 is: 463,201.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,303.88 : 814,615.38 = 335,655 : x
  2. Step 2: Convert to fraction form
    590,303.88/814,615.38 = 335,655/x
  3. Step 3: Cross multiply
    590,303.88x = 814,615.38 × 335,655
  4. Step 4: Simplify right side
    590,303.88x = 273,429,725,373.90
  5. Step 5: Solve for x
    x = 273,429,725,373.90/590,303.88
  6. Step 6: Final answer
    x = 463,201.64

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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.