Home / 755,362.26-1,042,336.35-432,998.46

Finding the Fourth Proportional to 755,362.26, 1,042,336.35 and 432,998.46

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Solution

The fourth proportional to 755,362.26, 1,042,336.35 and 432,998.46 is: 597,501.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,362.26 : 1,042,336.35 = 432,998.46 : x
  2. Step 2: Convert to fraction form
    755,362.26/1,042,336.35 = 432,998.46/x
  3. Step 3: Cross multiply
    755,362.26x = 1,042,336.35 × 432,998.46
  4. Step 4: Simplify right side
    755,362.26x = 451,330,034,352.02
  5. Step 5: Solve for x
    x = 451,330,034,352.02/755,362.26
  6. Step 6: Final answer
    x = 597,501.44

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.