Home / 477,256.51-658,626.69-262,402.12

Finding the Fourth Proportional to 477,256.51, 658,626.69 and 262,402.12

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Solution

The fourth proportional to 477,256.51, 658,626.69 and 262,402.12 is: 362,121.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,256.51 : 658,626.69 = 262,402.12 : x
  2. Step 2: Convert to fraction form
    477,256.51/658,626.69 = 262,402.12/x
  3. Step 3: Cross multiply
    477,256.51x = 658,626.69 × 262,402.12
  4. Step 4: Simplify right side
    477,256.51x = 172,825,039,744.58
  5. Step 5: Solve for x
    x = 172,825,039,744.58/477,256.51
  6. Step 6: Final answer
    x = 362,121.91

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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.