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Finding the Fourth Proportional to 532,367.50, 798,157.58 and 321,958.66

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Solution

The fourth proportional to 532,367.50, 798,157.58 and 321,958.66 is: 482,699.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,367.50 : 798,157.58 = 321,958.66 : x
  2. Step 2: Convert to fraction form
    532,367.50/798,157.58 = 321,958.66/x
  3. Step 3: Cross multiply
    532,367.50x = 798,157.58 × 321,958.66
  4. Step 4: Simplify right side
    532,367.50x = 256,973,744,925.64
  5. Step 5: Solve for x
    x = 256,973,744,925.64/532,367.50
  6. Step 6: Final answer
    x = 482,699.91

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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.