Home / 960,230.16-1,440,346.32-250,257.60

Finding the Fourth Proportional to 960,230.16, 1,440,346.32 and 250,257.60

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Solution

The fourth proportional to 960,230.16, 1,440,346.32 and 250,257.60 is: 375,386.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,230.16 : 1,440,346.32 = 250,257.60 : x
  2. Step 2: Convert to fraction form
    960,230.16/1,440,346.32 = 250,257.60/x
  3. Step 3: Cross multiply
    960,230.16x = 1,440,346.32 × 250,257.60
  4. Step 4: Simplify right side
    960,230.16x = 360,457,613,212.03
  5. Step 5: Solve for x
    x = 360,457,613,212.03/960,230.16
  6. Step 6: Final answer
    x = 375,386.68

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Double scale
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Similar ratio
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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.