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Finding the Fourth Proportional to 251,762.45, 377,223.30 and 176,748.30

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Solution

The fourth proportional to 251,762.45, 377,223.30 and 176,748.30 is: 264,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,762.45 : 377,223.30 = 176,748.30 : x
  2. Step 2: Convert to fraction form
    251,762.45/377,223.30 = 176,748.30/x
  3. Step 3: Cross multiply
    251,762.45x = 377,223.30 × 176,748.30
  4. Step 4: Simplify right side
    251,762.45x = 66,673,576,804.11
  5. Step 5: Solve for x
    x = 66,673,576,804.11/251,762.45
  6. Step 6: Final answer
    x = 264,827.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.