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Finding the Fourth Proportional to 1,063,944, 1,596,216 and 433,310.40

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Solution

The fourth proportional to 1,063,944, 1,596,216 and 433,310.40 is: 650,087.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,944 : 1,596,216 = 433,310.40 : x
  2. Step 2: Convert to fraction form
    1,063,944/1,596,216 = 433,310.40/x
  3. Step 3: Cross multiply
    1,063,944x = 1,596,216 × 433,310.40
  4. Step 4: Simplify right side
    1,063,944x = 691,656,993,446.40
  5. Step 5: Solve for x
    x = 691,656,993,446.40/1,063,944
  6. Step 6: Final answer
    x = 650,087.78

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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.