Home / 535,174.47-802,659.51-268,861.05

Finding the Fourth Proportional to 535,174.47, 802,659.51 and 268,861.05

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Solution

The fourth proportional to 535,174.47, 802,659.51 and 268,861.05 is: 403,240.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,174.47 : 802,659.51 = 268,861.05 : x
  2. Step 2: Convert to fraction form
    535,174.47/802,659.51 = 268,861.05/x
  3. Step 3: Cross multiply
    535,174.47x = 802,659.51 × 268,861.05
  4. Step 4: Simplify right side
    535,174.47x = 215,803,878,651.09
  5. Step 5: Solve for x
    x = 215,803,878,651.09/535,174.47
  6. Step 6: Final answer
    x = 403,240.23

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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.