Home / 814,579.84-1,124,066.16-451,980.72

Finding the Fourth Proportional to 814,579.84, 1,124,066.16 and 451,980.72

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Solution

The fourth proportional to 814,579.84, 1,124,066.16 and 451,980.72 is: 623,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,579.84 : 1,124,066.16 = 451,980.72 : x
  2. Step 2: Convert to fraction form
    814,579.84/1,124,066.16 = 451,980.72/x
  3. Step 3: Cross multiply
    814,579.84x = 1,124,066.16 × 451,980.72
  4. Step 4: Simplify right side
    814,579.84x = 508,056,232,324.44
  5. Step 5: Solve for x
    x = 508,056,232,324.44/814,579.84
  6. Step 6: Final answer
    x = 623,703.42

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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.