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Finding the Fourth Proportional to 251,245.80, 376,868.70 and 246,871.80

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Solution

The fourth proportional to 251,245.80, 376,868.70 and 246,871.80 is: 370,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,245.80 : 376,868.70 = 246,871.80 : x
  2. Step 2: Convert to fraction form
    251,245.80/376,868.70 = 246,871.80/x
  3. Step 3: Cross multiply
    251,245.80x = 376,868.70 × 246,871.80
  4. Step 4: Simplify right side
    251,245.80x = 93,038,254,332.66
  5. Step 5: Solve for x
    x = 93,038,254,332.66/251,245.80
  6. Step 6: Final answer
    x = 370,307.70

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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.