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Finding the Fourth Proportional to 535,059.46, 738,381.86 and 293,336.87

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Solution

The fourth proportional to 535,059.46, 738,381.86 and 293,336.87 is: 404,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,059.46 : 738,381.86 = 293,336.87 : x
  2. Step 2: Convert to fraction form
    535,059.46/738,381.86 = 293,336.87/x
  3. Step 3: Cross multiply
    535,059.46x = 738,381.86 × 293,336.87
  4. Step 4: Simplify right side
    535,059.46x = 216,594,619,618.60
  5. Step 5: Solve for x
    x = 216,594,619,618.60/535,059.46
  6. Step 6: Final answer
    x = 404,804.77

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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.