Home / 945,025.10-1,416,630.45-313,613.90

Finding the Fourth Proportional to 945,025.10, 1,416,630.45 and 313,613.90

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Solution

The fourth proportional to 945,025.10, 1,416,630.45 and 313,613.90 is: 470,119.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,025.10 : 1,416,630.45 = 313,613.90 : x
  2. Step 2: Convert to fraction form
    945,025.10/1,416,630.45 = 313,613.90/x
  3. Step 3: Cross multiply
    945,025.10x = 1,416,630.45 × 313,613.90
  4. Step 4: Simplify right side
    945,025.10x = 444,275,000,283.26
  5. Step 5: Solve for x
    x = 444,275,000,283.26/945,025.10
  6. Step 6: Final answer
    x = 470,119.79

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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.