Home / 486,211.29-671,005.26-271,393.35

Finding the Fourth Proportional to 486,211.29, 671,005.26 and 271,393.35

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Solution

The fourth proportional to 486,211.29, 671,005.26 and 271,393.35 is: 374,541.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,211.29 : 671,005.26 = 271,393.35 : x
  2. Step 2: Convert to fraction form
    486,211.29/671,005.26 = 271,393.35/x
  3. Step 3: Cross multiply
    486,211.29x = 671,005.26 × 271,393.35
  4. Step 4: Simplify right side
    486,211.29x = 182,106,365,379.02
  5. Step 5: Solve for x
    x = 182,106,365,379.02/486,211.29
  6. Step 6: Final answer
    x = 374,541.62

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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.