Home / 954,469.98-1,431,705.30-280,551.40

Finding the Fourth Proportional to 954,469.98, 1,431,705.30 and 280,551.40

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Solution

The fourth proportional to 954,469.98, 1,431,705.30 and 280,551.40 is: 420,827.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,469.98 : 1,431,705.30 = 280,551.40 : x
  2. Step 2: Convert to fraction form
    954,469.98/1,431,705.30 = 280,551.40/x
  3. Step 3: Cross multiply
    954,469.98x = 1,431,705.30 × 280,551.40
  4. Step 4: Simplify right side
    954,469.98x = 401,666,926,302.42
  5. Step 5: Solve for x
    x = 401,666,926,302.42/954,469.98
  6. Step 6: Final answer
    x = 420,827.20

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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.