Home / 477,240.50-658,050.81-304,930.82

Finding the Fourth Proportional to 477,240.50, 658,050.81 and 304,930.82

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Solution

The fourth proportional to 477,240.50, 658,050.81 and 304,930.82 is: 420,458.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,240.50 : 658,050.81 = 304,930.82 : x
  2. Step 2: Convert to fraction form
    477,240.50/658,050.81 = 304,930.82/x
  3. Step 3: Cross multiply
    477,240.50x = 658,050.81 × 304,930.82
  4. Step 4: Simplify right side
    477,240.50x = 200,659,973,094.96
  5. Step 5: Solve for x
    x = 200,659,973,094.96/477,240.50
  6. Step 6: Final answer
    x = 420,458.81

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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.