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Finding the Fourth Proportional to 477,411.90, 658,815.27 and 262,551.94

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Solution

The fourth proportional to 477,411.90, 658,815.27 and 262,551.94 is: 362,314.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,411.90 : 658,815.27 = 262,551.94 : x
  2. Step 2: Convert to fraction form
    477,411.90/658,815.27 = 262,551.94/x
  3. Step 3: Cross multiply
    477,411.90x = 658,815.27 × 262,551.94
  4. Step 4: Simplify right side
    477,411.90x = 172,973,224,608.52
  5. Step 5: Solve for x
    x = 172,973,224,608.52/477,411.90
  6. Step 6: Final answer
    x = 362,314.44

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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.