Home / 842,346.52-1,162,420.93-460,376.03

Finding the Fourth Proportional to 842,346.52, 1,162,420.93 and 460,376.03

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Solution

The fourth proportional to 842,346.52, 1,162,420.93 and 460,376.03 is: 635,309.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,346.52 : 1,162,420.93 = 460,376.03 : x
  2. Step 2: Convert to fraction form
    842,346.52/1,162,420.93 = 460,376.03/x
  3. Step 3: Cross multiply
    842,346.52x = 1,162,420.93 × 460,376.03
  4. Step 4: Simplify right side
    842,346.52x = 535,150,732,942.31
  5. Step 5: Solve for x
    x = 535,150,732,942.31/842,346.52
  6. Step 6: Final answer
    x = 635,309.48

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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.