Home / 369,982.07-554,748.37-145,073.04

Finding the Fourth Proportional to 369,982.07, 554,748.37 and 145,073.04

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Solution

The fourth proportional to 369,982.07, 554,748.37 and 145,073.04 is: 217,521.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,982.07 : 554,748.37 = 145,073.04 : x
  2. Step 2: Convert to fraction form
    369,982.07/554,748.37 = 145,073.04/x
  3. Step 3: Cross multiply
    369,982.07x = 554,748.37 × 145,073.04
  4. Step 4: Simplify right side
    369,982.07x = 80,479,032,470.94
  5. Step 5: Solve for x
    x = 80,479,032,470.94/369,982.07
  6. Step 6: Final answer
    x = 217,521.44

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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.