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Finding the Fourth Proportional to 535,211.52, 738,602.03 and 293,479.67

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Solution

The fourth proportional to 535,211.52, 738,602.03 and 293,479.67 is: 405,007.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,211.52 : 738,602.03 = 293,479.67 : x
  2. Step 2: Convert to fraction form
    535,211.52/738,602.03 = 293,479.67/x
  3. Step 3: Cross multiply
    535,211.52x = 738,602.03 × 293,479.67
  4. Step 4: Simplify right side
    535,211.52x = 216,764,678,558.33
  5. Step 5: Solve for x
    x = 216,764,678,558.33/535,211.52
  6. Step 6: Final answer
    x = 405,007.50

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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.