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Finding the Fourth Proportional to 477,369.48, 658,752.84 and 262,507.67

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Solution

The fourth proportional to 477,369.48, 658,752.84 and 262,507.67 is: 362,251.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,369.48 : 658,752.84 = 262,507.67 : x
  2. Step 2: Convert to fraction form
    477,369.48/658,752.84 = 262,507.67/x
  3. Step 3: Cross multiply
    477,369.48x = 658,752.84 × 262,507.67
  4. Step 4: Simplify right side
    477,369.48x = 172,927,669,840.52
  5. Step 5: Solve for x
    x = 172,927,669,840.52/477,369.48
  6. Step 6: Final answer
    x = 362,251.21

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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.