Home / 369,272.10-553,908.15-366,939.30

Finding the Fourth Proportional to 369,272.10, 553,908.15 and 366,939.30

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Solution

The fourth proportional to 369,272.10, 553,908.15 and 366,939.30 is: 550,408.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,272.10 : 553,908.15 = 366,939.30 : x
  2. Step 2: Convert to fraction form
    369,272.10/553,908.15 = 366,939.30/x
  3. Step 3: Cross multiply
    369,272.10x = 553,908.15 × 366,939.30
  4. Step 4: Simplify right side
    369,272.10x = 203,250,668,825.30
  5. Step 5: Solve for x
    x = 203,250,668,825.30/369,272.10
  6. Step 6: Final answer
    x = 550,408.95

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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.