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Finding the Fourth Proportional to 535,465.08, 802,803.96 and 255,179.16

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Solution

The fourth proportional to 535,465.08, 802,803.96 and 255,179.16 is: 382,581.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,465.08 : 802,803.96 = 255,179.16 : x
  2. Step 2: Convert to fraction form
    535,465.08/802,803.96 = 255,179.16/x
  3. Step 3: Cross multiply
    535,465.08x = 802,803.96 × 255,179.16
  4. Step 4: Simplify right side
    535,465.08x = 204,858,840,157.47
  5. Step 5: Solve for x
    x = 204,858,840,157.47/535,465.08
  6. Step 6: Final answer
    x = 382,581.14

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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.