Home / 954,445.38-1,431,668.34-280,526.73

Finding the Fourth Proportional to 954,445.38, 1,431,668.34 and 280,526.73

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Solution

The fourth proportional to 954,445.38, 1,431,668.34 and 280,526.73 is: 420,790.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,445.38 : 1,431,668.34 = 280,526.73 : x
  2. Step 2: Convert to fraction form
    954,445.38/1,431,668.34 = 280,526.73/x
  3. Step 3: Cross multiply
    954,445.38x = 1,431,668.34 × 280,526.73
  4. Step 4: Simplify right side
    954,445.38x = 401,621,237,864.73
  5. Step 5: Solve for x
    x = 401,621,237,864.73/954,445.38
  6. Step 6: Final answer
    x = 420,790.17

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Double scale
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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.