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Finding the Fourth Proportional to 532,218, 734,584.23 and 350,962.68

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Solution

The fourth proportional to 532,218, 734,584.23 and 350,962.68 is: 484,409.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,218 : 734,584.23 = 350,962.68 : x
  2. Step 2: Convert to fraction form
    532,218/734,584.23 = 350,962.68/x
  3. Step 3: Cross multiply
    532,218x = 734,584.23 × 350,962.68
  4. Step 4: Simplify right side
    532,218x = 257,811,650,046.54
  5. Step 5: Solve for x
    x = 257,811,650,046.54/532,218
  6. Step 6: Final answer
    x = 484,409.87

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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.