Home / 466,725.20-643,919.40-262,743.44

Finding the Fourth Proportional to 466,725.20, 643,919.40 and 262,743.44

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Solution

The fourth proportional to 466,725.20, 643,919.40 and 262,743.44 is: 362,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,725.20 : 643,919.40 = 262,743.44 : x
  2. Step 2: Convert to fraction form
    466,725.20/643,919.40 = 262,743.44/x
  3. Step 3: Cross multiply
    466,725.20x = 643,919.40 × 262,743.44
  4. Step 4: Simplify right side
    466,725.20x = 169,185,598,238.74
  5. Step 5: Solve for x
    x = 169,185,598,238.74/466,725.20
  6. Step 6: Final answer
    x = 362,495.10

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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.