Home / 310,845.28-466,267.92-205,639.65

Finding the Fourth Proportional to 310,845.28, 466,267.92 and 205,639.65

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Solution

The fourth proportional to 310,845.28, 466,267.92 and 205,639.65 is: 308,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,845.28 : 466,267.92 = 205,639.65 : x
  2. Step 2: Convert to fraction form
    310,845.28/466,267.92 = 205,639.65/x
  3. Step 3: Cross multiply
    310,845.28x = 466,267.92 × 205,639.65
  4. Step 4: Simplify right side
    310,845.28x = 95,883,171,875.03
  5. Step 5: Solve for x
    x = 95,883,171,875.03/310,845.28
  6. Step 6: Final answer
    x = 308,459.48

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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.