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Finding the Fourth Proportional to 590,303.79, 814,615.47 and 335,655

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Solution

The fourth proportional to 590,303.79, 814,615.47 and 335,655 is: 463,201.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,303.79 : 814,615.47 = 335,655 : x
  2. Step 2: Convert to fraction form
    590,303.79/814,615.47 = 335,655/x
  3. Step 3: Cross multiply
    590,303.79x = 814,615.47 × 335,655
  4. Step 4: Simplify right side
    590,303.79x = 273,429,755,582.85
  5. Step 5: Solve for x
    x = 273,429,755,582.85/590,303.79
  6. Step 6: Final answer
    x = 463,201.76

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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.