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Finding the Fourth Proportional to 535,322.94, 738,766.32 and 293,615.70

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Solution

The fourth proportional to 535,322.94, 738,766.32 and 293,615.70 is: 405,201.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,322.94 : 738,766.32 = 293,615.70 : x
  2. Step 2: Convert to fraction form
    535,322.94/738,766.32 = 293,615.70/x
  3. Step 3: Cross multiply
    535,322.94x = 738,766.32 × 293,615.70
  4. Step 4: Simplify right side
    535,322.94x = 216,913,390,183.22
  5. Step 5: Solve for x
    x = 216,913,390,183.22/535,322.94
  6. Step 6: Final answer
    x = 405,201.00

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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.