Home / 369,844.67-554,782.82-145,253.79

Finding the Fourth Proportional to 369,844.67, 554,782.82 and 145,253.79

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Solution

The fourth proportional to 369,844.67, 554,782.82 and 145,253.79 is: 217,886.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,844.67 : 554,782.82 = 145,253.79 : x
  2. Step 2: Convert to fraction form
    369,844.67/554,782.82 = 145,253.79/x
  3. Step 3: Cross multiply
    369,844.67x = 554,782.82 × 145,253.79
  4. Step 4: Simplify right side
    369,844.67x = 80,584,306,505.62
  5. Step 5: Solve for x
    x = 80,584,306,505.62/369,844.67
  6. Step 6: Final answer
    x = 217,886.90

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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.