Home / 251,981.40-377,972.10-250,231.80

Finding the Fourth Proportional to 251,981.40, 377,972.10 and 250,231.80

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Solution

The fourth proportional to 251,981.40, 377,972.10 and 250,231.80 is: 375,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,981.40 : 377,972.10 = 250,231.80 : x
  2. Step 2: Convert to fraction form
    251,981.40/377,972.10 = 250,231.80/x
  3. Step 3: Cross multiply
    251,981.40x = 377,972.10 × 250,231.80
  4. Step 4: Simplify right side
    251,981.40x = 94,580,638,932.78
  5. Step 5: Solve for x
    x = 94,580,638,932.78/251,981.40
  6. Step 6: Final answer
    x = 375,347.70

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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.