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Finding the Fourth Proportional to 532,442.25, 798,780.02 and 200,018.25

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Solution

The fourth proportional to 532,442.25, 798,780.02 and 200,018.25 is: 300,071.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,442.25 : 798,780.02 = 200,018.25 : x
  2. Step 2: Convert to fraction form
    532,442.25/798,780.02 = 200,018.25/x
  3. Step 3: Cross multiply
    532,442.25x = 798,780.02 × 200,018.25
  4. Step 4: Simplify right side
    532,442.25x = 159,770,580,735.27
  5. Step 5: Solve for x
    x = 159,770,580,735.27/532,442.25
  6. Step 6: Final answer
    x = 300,071.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.