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Finding the Fourth Proportional to 590,518, 814,958.64 and 335,951.20

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Solution

The fourth proportional to 590,518, 814,958.64 and 335,951.20 is: 463,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,518 : 814,958.64 = 335,951.20 : x
  2. Step 2: Convert to fraction form
    590,518/814,958.64 = 335,951.20/x
  3. Step 3: Cross multiply
    590,518x = 814,958.64 × 335,951.20
  4. Step 4: Simplify right side
    590,518x = 273,786,333,058.37
  5. Step 5: Solve for x
    x = 273,786,333,058.37/590,518
  6. Step 6: Final answer
    x = 463,637.57

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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.