Home / 477,350.58-658,721.25-262,499.70

Finding the Fourth Proportional to 477,350.58, 658,721.25 and 262,499.70

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Solution

The fourth proportional to 477,350.58, 658,721.25 and 262,499.70 is: 362,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,350.58 : 658,721.25 = 262,499.70 : x
  2. Step 2: Convert to fraction form
    477,350.58/658,721.25 = 262,499.70/x
  3. Step 3: Cross multiply
    477,350.58x = 658,721.25 × 262,499.70
  4. Step 4: Simplify right side
    477,350.58x = 172,914,130,508.63
  5. Step 5: Solve for x
    x = 172,914,130,508.63/477,350.58
  6. Step 6: Final answer
    x = 362,237.19

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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.