Home / 375,432.15-518,093.76-203,346.23

Finding the Fourth Proportional to 375,432.15, 518,093.76 and 203,346.23

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Solution

The fourth proportional to 375,432.15, 518,093.76 and 203,346.23 is: 280,616.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,432.15 : 518,093.76 = 203,346.23 : x
  2. Step 2: Convert to fraction form
    375,432.15/518,093.76 = 203,346.23/x
  3. Step 3: Cross multiply
    375,432.15x = 518,093.76 × 203,346.23
  4. Step 4: Simplify right side
    375,432.15x = 105,352,410,292.06
  5. Step 5: Solve for x
    x = 105,352,410,292.06/375,432.15
  6. Step 6: Final answer
    x = 280,616.38

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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.