Home / 718,024.64-1,077,236.52-313,252.24

Finding the Fourth Proportional to 718,024.64, 1,077,236.52 and 313,252.24

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Solution

The fourth proportional to 718,024.64, 1,077,236.52 and 313,252.24 is: 469,965.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,024.64 : 1,077,236.52 = 313,252.24 : x
  2. Step 2: Convert to fraction form
    718,024.64/1,077,236.52 = 313,252.24/x
  3. Step 3: Cross multiply
    718,024.64x = 1,077,236.52 × 313,252.24
  4. Step 4: Simplify right side
    718,024.64x = 337,446,752,899.81
  5. Step 5: Solve for x
    x = 337,446,752,899.81/718,024.64
  6. Step 6: Final answer
    x = 469,965.42

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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.