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Finding the Fourth Proportional to 477,289.44, 658,676.34 and 262,445.94

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Solution

The fourth proportional to 477,289.44, 658,676.34 and 262,445.94 is: 362,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,289.44 : 658,676.34 = 262,445.94 : x
  2. Step 2: Convert to fraction form
    477,289.44/658,676.34 = 262,445.94/x
  3. Step 3: Cross multiply
    477,289.44x = 658,676.34 × 262,445.94
  4. Step 4: Simplify right side
    477,289.44x = 172,866,931,207.06
  5. Step 5: Solve for x
    x = 172,866,931,207.06/477,289.44
  6. Step 6: Final answer
    x = 362,184.70

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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.