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Finding the Fourth Proportional to 241,526.40, 361,123.20 and 178,540.80

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Solution

The fourth proportional to 241,526.40, 361,123.20 and 178,540.80 is: 266,948.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,526.40 : 361,123.20 = 178,540.80 : x
  2. Step 2: Convert to fraction form
    241,526.40/361,123.20 = 178,540.80/x
  3. Step 3: Cross multiply
    241,526.40x = 361,123.20 × 178,540.80
  4. Step 4: Simplify right side
    241,526.40x = 64,475,225,026.56
  5. Step 5: Solve for x
    x = 64,475,225,026.56/241,526.40
  6. Step 6: Final answer
    x = 266,948.98

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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.