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Finding the Fourth Proportional to 297,339.81, 410,328.78 and 168,275.94

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Solution

The fourth proportional to 297,339.81, 410,328.78 and 168,275.94 is: 232,220.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,339.81 : 410,328.78 = 168,275.94 : x
  2. Step 2: Convert to fraction form
    297,339.81/410,328.78 = 168,275.94/x
  3. Step 3: Cross multiply
    297,339.81x = 410,328.78 × 168,275.94
  4. Step 4: Simplify right side
    297,339.81x = 69,048,461,163.55
  5. Step 5: Solve for x
    x = 69,048,461,163.55/297,339.81
  6. Step 6: Final answer
    x = 232,220.71

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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.