Home / 302,610.20-453,915.30-169,899.80

Finding the Fourth Proportional to 302,610.20, 453,915.30 and 169,899.80

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Solution

The fourth proportional to 302,610.20, 453,915.30 and 169,899.80 is: 254,849.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,610.20 : 453,915.30 = 169,899.80 : x
  2. Step 2: Convert to fraction form
    302,610.20/453,915.30 = 169,899.80/x
  3. Step 3: Cross multiply
    302,610.20x = 453,915.30 × 169,899.80
  4. Step 4: Simplify right side
    302,610.20x = 77,120,118,686.94
  5. Step 5: Solve for x
    x = 77,120,118,686.94/302,610.20
  6. Step 6: Final answer
    x = 254,849.70

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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.