Home / 372,815.84-514,552.58-219,844.76

Finding the Fourth Proportional to 372,815.84, 514,552.58 and 219,844.76

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Solution

The fourth proportional to 372,815.84, 514,552.58 and 219,844.76 is: 303,425.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,815.84 : 514,552.58 = 219,844.76 : x
  2. Step 2: Convert to fraction form
    372,815.84/514,552.58 = 219,844.76/x
  3. Step 3: Cross multiply
    372,815.84x = 514,552.58 × 219,844.76
  4. Step 4: Simplify right side
    372,815.84x = 113,121,686,438.78
  5. Step 5: Solve for x
    x = 113,121,686,438.78/372,815.84
  6. Step 6: Final answer
    x = 303,425.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.