Home / 1,005,744.12-1,509,563.94-366,665.76

Finding the Fourth Proportional to 1,005,744.12, 1,509,563.94 and 366,665.76

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Solution

The fourth proportional to 1,005,744.12, 1,509,563.94 and 366,665.76 is: 550,344.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,744.12 : 1,509,563.94 = 366,665.76 : x
  2. Step 2: Convert to fraction form
    1,005,744.12/1,509,563.94 = 366,665.76/x
  3. Step 3: Cross multiply
    1,005,744.12x = 1,509,563.94 × 366,665.76
  4. Step 4: Simplify right side
    1,005,744.12x = 553,505,409,328.69
  5. Step 5: Solve for x
    x = 553,505,409,328.69/1,005,744.12
  6. Step 6: Final answer
    x = 550,344.17

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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.