Home / 1,016,276.29-1,525,004.96-455,310.79

Finding the Fourth Proportional to 1,016,276.29, 1,525,004.96 and 455,310.79

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Solution

The fourth proportional to 1,016,276.29, 1,525,004.96 and 455,310.79 is: 683,230.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,276.29 : 1,525,004.96 = 455,310.79 : x
  2. Step 2: Convert to fraction form
    1,016,276.29/1,525,004.96 = 455,310.79/x
  3. Step 3: Cross multiply
    1,016,276.29x = 1,525,004.96 × 455,310.79
  4. Step 4: Simplify right side
    1,016,276.29x = 694,351,207,002.45
  5. Step 5: Solve for x
    x = 694,351,207,002.45/1,016,276.29
  6. Step 6: Final answer
    x = 683,230.75

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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.