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Finding the Fourth Proportional to 592,954.32, 818,277.21 and 321,022.20

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Solution

The fourth proportional to 592,954.32, 818,277.21 and 321,022.20 is: 443,010.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,954.32 : 818,277.21 = 321,022.20 : x
  2. Step 2: Convert to fraction form
    592,954.32/818,277.21 = 321,022.20/x
  3. Step 3: Cross multiply
    592,954.32x = 818,277.21 × 321,022.20
  4. Step 4: Simplify right side
    592,954.32x = 262,685,150,164.06
  5. Step 5: Solve for x
    x = 262,685,150,164.06/592,954.32
  6. Step 6: Final answer
    x = 443,010.77

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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.