Home / 806,812.72-1,113,392.16-444,228.88

Finding the Fourth Proportional to 806,812.72, 1,113,392.16 and 444,228.88

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Solution

The fourth proportional to 806,812.72, 1,113,392.16 and 444,228.88 is: 613,030.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,812.72 : 1,113,392.16 = 444,228.88 : x
  2. Step 2: Convert to fraction form
    806,812.72/1,113,392.16 = 444,228.88/x
  3. Step 3: Cross multiply
    806,812.72x = 1,113,392.16 × 444,228.88
  4. Step 4: Simplify right side
    806,812.72x = 494,600,952,237.58
  5. Step 5: Solve for x
    x = 494,600,952,237.58/806,812.72
  6. Step 6: Final answer
    x = 613,030.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.