Home / 954,599.97-1,431,899.40-280,686.85

Finding the Fourth Proportional to 954,599.97, 1,431,899.40 and 280,686.85

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Solution

The fourth proportional to 954,599.97, 1,431,899.40 and 280,686.85 is: 421,030.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,599.97 : 1,431,899.40 = 280,686.85 : x
  2. Step 2: Convert to fraction form
    954,599.97/1,431,899.40 = 280,686.85/x
  3. Step 3: Cross multiply
    954,599.97x = 1,431,899.40 × 280,686.85
  4. Step 4: Simplify right side
    954,599.97x = 401,915,332,102.89
  5. Step 5: Solve for x
    x = 401,915,332,102.89/954,599.97
  6. Step 6: Final answer
    x = 421,030.11

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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.