Home / 302,538.20-453,807.30-169,827.80

Finding the Fourth Proportional to 302,538.20, 453,807.30 and 169,827.80

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Solution

The fourth proportional to 302,538.20, 453,807.30 and 169,827.80 is: 254,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,538.20 : 453,807.30 = 169,827.80 : x
  2. Step 2: Convert to fraction form
    302,538.20/453,807.30 = 169,827.80/x
  3. Step 3: Cross multiply
    302,538.20x = 453,807.30 × 169,827.80
  4. Step 4: Simplify right side
    302,538.20x = 77,069,095,382.94
  5. Step 5: Solve for x
    x = 77,069,095,382.94/302,538.20
  6. Step 6: Final answer
    x = 254,741.70

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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.