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Finding the Fourth Proportional to 477,192.94, 658,530.30 and 262,328.29

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Solution

The fourth proportional to 477,192.94, 658,530.30 and 262,328.29 is: 362,015.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,192.94 : 658,530.30 = 262,328.29 : x
  2. Step 2: Convert to fraction form
    477,192.94/658,530.30 = 262,328.29/x
  3. Step 3: Cross multiply
    477,192.94x = 658,530.30 × 262,328.29
  4. Step 4: Simplify right side
    477,192.94x = 172,751,126,849.59
  5. Step 5: Solve for x
    x = 172,751,126,849.59/477,192.94
  6. Step 6: Final answer
    x = 362,015.26

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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.