Home / 874,080.10-1,310,995.58-275,025.70

Finding the Fourth Proportional to 874,080.10, 1,310,995.58 and 275,025.70

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Solution

The fourth proportional to 874,080.10, 1,310,995.58 and 275,025.70 is: 412,499.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,080.10 : 1,310,995.58 = 275,025.70 : x
  2. Step 2: Convert to fraction form
    874,080.10/1,310,995.58 = 275,025.70/x
  3. Step 3: Cross multiply
    874,080.10x = 1,310,995.58 × 275,025.70
  4. Step 4: Simplify right side
    874,080.10x = 360,557,477,086.41
  5. Step 5: Solve for x
    x = 360,557,477,086.41/874,080.10
  6. Step 6: Final answer
    x = 412,499.35

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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.