Home / 806,473.12-1,209,529.26-237,732.88

Finding the Fourth Proportional to 806,473.12, 1,209,529.26 and 237,732.88

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Solution

The fourth proportional to 806,473.12, 1,209,529.26 and 237,732.88 is: 356,546.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,473.12 : 1,209,529.26 = 237,732.88 : x
  2. Step 2: Convert to fraction form
    806,473.12/1,209,529.26 = 237,732.88/x
  3. Step 3: Cross multiply
    806,473.12x = 1,209,529.26 × 237,732.88
  4. Step 4: Simplify right side
    806,473.12x = 287,544,874,424.07
  5. Step 5: Solve for x
    x = 287,544,874,424.07/806,473.12
  6. Step 6: Final answer
    x = 356,546.14

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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.