Home / 471,927.11-651,241.00-288,472.82

Finding the Fourth Proportional to 471,927.11, 651,241.00 and 288,472.82

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Solution

The fourth proportional to 471,927.11, 651,241.00 and 288,472.82 is: 398,081.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,927.11 : 651,241.00 = 288,472.82 : x
  2. Step 2: Convert to fraction form
    471,927.11/651,241.00 = 288,472.82/x
  3. Step 3: Cross multiply
    471,927.11x = 651,241.00 × 288,472.82
  4. Step 4: Simplify right side
    471,927.11x = 187,865,325,082.96
  5. Step 5: Solve for x
    x = 187,865,325,082.96/471,927.11
  6. Step 6: Final answer
    x = 398,081.23

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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.