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Finding the Fourth Proportional to 477,472.02, 658,911.15 and 262,626.54

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Solution

The fourth proportional to 477,472.02, 658,911.15 and 262,626.54 is: 362,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,472.02 : 658,911.15 = 262,626.54 : x
  2. Step 2: Convert to fraction form
    477,472.02/658,911.15 = 262,626.54/x
  3. Step 3: Cross multiply
    477,472.02x = 658,911.15 × 262,626.54
  4. Step 4: Simplify right side
    477,472.02x = 173,047,555,491.92
  5. Step 5: Solve for x
    x = 173,047,555,491.92/477,472.02
  6. Step 6: Final answer
    x = 362,424.49

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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.