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Finding the Fourth Proportional to 527,600.73, 728,102.46 and 323,764.23

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Solution

The fourth proportional to 527,600.73, 728,102.46 and 323,764.23 is: 446,802.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,600.73 : 728,102.46 = 323,764.23 : x
  2. Step 2: Convert to fraction form
    527,600.73/728,102.46 = 323,764.23/x
  3. Step 3: Cross multiply
    527,600.73x = 728,102.46 × 323,764.23
  4. Step 4: Simplify right side
    527,600.73x = 235,733,532,323.01
  5. Step 5: Solve for x
    x = 235,733,532,323.01/527,600.73
  6. Step 6: Final answer
    x = 446,802.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.