Home / 477,505.13-658,943.18-262,645.13

Finding the Fourth Proportional to 477,505.13, 658,943.18 and 262,645.13

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Solution

The fourth proportional to 477,505.13, 658,943.18 and 262,645.13 is: 362,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,505.13 : 658,943.18 = 262,645.13 : x
  2. Step 2: Convert to fraction form
    477,505.13/658,943.18 = 262,645.13/x
  3. Step 3: Cross multiply
    477,505.13x = 658,943.18 × 262,645.13
  4. Step 4: Simplify right side
    477,505.13x = 173,068,215,860.49
  5. Step 5: Solve for x
    x = 173,068,215,860.49/477,505.13
  6. Step 6: Final answer
    x = 362,442.64

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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.