Home / 954,574.77-1,431,517.71-280,475.76

Finding the Fourth Proportional to 954,574.77, 1,431,517.71 and 280,475.76

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Solution

The fourth proportional to 954,574.77, 1,431,517.71 and 280,475.76 is: 420,612.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,574.77 : 1,431,517.71 = 280,475.76 : x
  2. Step 2: Convert to fraction form
    954,574.77/1,431,517.71 = 280,475.76/x
  3. Step 3: Cross multiply
    954,574.77x = 1,431,517.71 × 280,475.76
  4. Step 4: Simplify right side
    954,574.77x = 401,506,022,508.01
  5. Step 5: Solve for x
    x = 401,506,022,508.01/954,574.77
  6. Step 6: Final answer
    x = 420,612.44

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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.