Home / 302,489.10-453,624.30-152,679.60

Finding the Fourth Proportional to 302,489.10, 453,624.30 and 152,679.60

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Solution

The fourth proportional to 302,489.10, 453,624.30 and 152,679.60 is: 228,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,489.10 : 453,624.30 = 152,679.60 : x
  2. Step 2: Convert to fraction form
    302,489.10/453,624.30 = 152,679.60/x
  3. Step 3: Cross multiply
    302,489.10x = 453,624.30 × 152,679.60
  4. Step 4: Simplify right side
    302,489.10x = 69,259,176,674.28
  5. Step 5: Solve for x
    x = 69,259,176,674.28/302,489.10
  6. Step 6: Final answer
    x = 228,964.21

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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.