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Finding the Fourth Proportional to 532,283.96, 734,546.82 and 328,253.32

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Solution

The fourth proportional to 532,283.96, 734,546.82 and 328,253.32 is: 452,986.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,283.96 : 734,546.82 = 328,253.32 : x
  2. Step 2: Convert to fraction form
    532,283.96/734,546.82 = 328,253.32/x
  3. Step 3: Cross multiply
    532,283.96x = 734,546.82 × 328,253.32
  4. Step 4: Simplify right side
    532,283.96x = 241,117,432,360.44
  5. Step 5: Solve for x
    x = 241,117,432,360.44/532,283.96
  6. Step 6: Final answer
    x = 452,986.47

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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.