Home / 535,426.20-802,739.88-322,144.16

Finding the Fourth Proportional to 535,426.20, 802,739.88 and 322,144.16

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Solution

The fourth proportional to 535,426.20, 802,739.88 and 322,144.16 is: 482,975.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,426.20 : 802,739.88 = 322,144.16 : x
  2. Step 2: Convert to fraction form
    535,426.20/802,739.88 = 322,144.16/x
  3. Step 3: Cross multiply
    535,426.20x = 802,739.88 × 322,144.16
  4. Step 4: Simplify right side
    535,426.20x = 258,597,964,341.10
  5. Step 5: Solve for x
    x = 258,597,964,341.10/535,426.20
  6. Step 6: Final answer
    x = 482,975.93

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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.