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Finding the Fourth Proportional to 1,036,802, 1,555,292.10 and 288,848

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Solution

The fourth proportional to 1,036,802, 1,555,292.10 and 288,848 is: 433,296.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,802 : 1,555,292.10 = 288,848 : x
  2. Step 2: Convert to fraction form
    1,036,802/1,555,292.10 = 288,848/x
  3. Step 3: Cross multiply
    1,036,802x = 1,555,292.10 × 288,848
  4. Step 4: Simplify right side
    1,036,802x = 449,243,012,500.80
  5. Step 5: Solve for x
    x = 449,243,012,500.80/1,036,802
  6. Step 6: Final answer
    x = 433,296.82

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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.