Home / 477,301.71-658,676.21-262,455.69

Finding the Fourth Proportional to 477,301.71, 658,676.21 and 262,455.69

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Solution

The fourth proportional to 477,301.71, 658,676.21 and 262,455.69 is: 362,188.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,301.71 : 658,676.21 = 262,455.69 : x
  2. Step 2: Convert to fraction form
    477,301.71/658,676.21 = 262,455.69/x
  3. Step 3: Cross multiply
    477,301.71x = 658,676.21 × 262,455.69
  4. Step 4: Simplify right side
    477,301.71x = 172,873,319,838.27
  5. Step 5: Solve for x
    x = 172,873,319,838.27/477,301.71
  6. Step 6: Final answer
    x = 362,188.77

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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.