Home / 1,042,301.28-1,562,389.76-442,880.22

Finding the Fourth Proportional to 1,042,301.28, 1,562,389.76 and 442,880.22

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Solution

The fourth proportional to 1,042,301.28, 1,562,389.76 and 442,880.22 is: 663,869.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,301.28 : 1,562,389.76 = 442,880.22 : x
  2. Step 2: Convert to fraction form
    1,042,301.28/1,562,389.76 = 442,880.22/x
  3. Step 3: Cross multiply
    1,042,301.28x = 1,562,389.76 × 442,880.22
  4. Step 4: Simplify right side
    1,042,301.28x = 691,951,520,634.55
  5. Step 5: Solve for x
    x = 691,951,520,634.55/1,042,301.28
  6. Step 6: Final answer
    x = 663,869.01

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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.