Home / 1,040,470.10-1,560,809.10-282,323.60

Finding the Fourth Proportional to 1,040,470.10, 1,560,809.10 and 282,323.60

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Solution

The fourth proportional to 1,040,470.10, 1,560,809.10 and 282,323.60 is: 423,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,470.10 : 1,560,809.10 = 282,323.60 : x
  2. Step 2: Convert to fraction form
    1,040,470.10/1,560,809.10 = 282,323.60/x
  3. Step 3: Cross multiply
    1,040,470.10x = 1,560,809.10 × 282,323.60
  4. Step 4: Simplify right side
    1,040,470.10x = 440,653,244,024.76
  5. Step 5: Solve for x
    x = 440,653,244,024.76/1,040,470.10
  6. Step 6: Final answer
    x = 423,513.61

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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.