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Finding the Fourth Proportional to 486,162.27, 671,199.62 and 333,451.35

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Solution

The fourth proportional to 486,162.27, 671,199.62 and 333,451.35 is: 460,365.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,162.27 : 671,199.62 = 333,451.35 : x
  2. Step 2: Convert to fraction form
    486,162.27/671,199.62 = 333,451.35/x
  3. Step 3: Cross multiply
    486,162.27x = 671,199.62 × 333,451.35
  4. Step 4: Simplify right side
    486,162.27x = 223,812,417,741.23
  5. Step 5: Solve for x
    x = 223,812,417,741.23/486,162.27
  6. Step 6: Final answer
    x = 460,365.67

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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.