Home / 305,541.10-458,134.03-204,454.68

Finding the Fourth Proportional to 305,541.10, 458,134.03 and 204,454.68

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Solution

The fourth proportional to 305,541.10, 458,134.03 and 204,454.68 is: 306,563.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,541.10 : 458,134.03 = 204,454.68 : x
  2. Step 2: Convert to fraction form
    305,541.10/458,134.03 = 204,454.68/x
  3. Step 3: Cross multiply
    305,541.10x = 458,134.03 × 204,454.68
  4. Step 4: Simplify right side
    305,541.10x = 93,667,646,500.76
  5. Step 5: Solve for x
    x = 93,667,646,500.76/305,541.10
  6. Step 6: Final answer
    x = 306,563.16

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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.