Home / 736,443.36-1,103,760.48-381,254.88

Finding the Fourth Proportional to 736,443.36, 1,103,760.48 and 381,254.88

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Solution

The fourth proportional to 736,443.36, 1,103,760.48 and 381,254.88 is: 571,414.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,443.36 : 1,103,760.48 = 381,254.88 : x
  2. Step 2: Convert to fraction form
    736,443.36/1,103,760.48 = 381,254.88/x
  3. Step 3: Cross multiply
    736,443.36x = 1,103,760.48 × 381,254.88
  4. Step 4: Simplify right side
    736,443.36x = 420,814,069,351.14
  5. Step 5: Solve for x
    x = 420,814,069,351.14/736,443.36
  6. Step 6: Final answer
    x = 571,414.03

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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.