Home / 842,909.75-1,163,214.95-460,936.54

Finding the Fourth Proportional to 842,909.75, 1,163,214.95 and 460,936.54

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Solution

The fourth proportional to 842,909.75, 1,163,214.95 and 460,936.54 is: 636,092.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,909.75 : 1,163,214.95 = 460,936.54 : x
  2. Step 2: Convert to fraction form
    842,909.75/1,163,214.95 = 460,936.54/x
  3. Step 3: Cross multiply
    842,909.75x = 1,163,214.95 × 460,936.54
  4. Step 4: Simplify right side
    842,909.75x = 536,168,268,513.20
  5. Step 5: Solve for x
    x = 536,168,268,513.20/842,909.75
  6. Step 6: Final answer
    x = 636,092.14

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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.