Home / 755,840.08-1,043,059.27-416,308.33

Finding the Fourth Proportional to 755,840.08, 1,043,059.27 and 416,308.33

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Solution

The fourth proportional to 755,840.08, 1,043,059.27 and 416,308.33 is: 574,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,840.08 : 1,043,059.27 = 416,308.33 : x
  2. Step 2: Convert to fraction form
    755,840.08/1,043,059.27 = 416,308.33/x
  3. Step 3: Cross multiply
    755,840.08x = 1,043,059.27 × 416,308.33
  4. Step 4: Simplify right side
    755,840.08x = 434,234,262,784.72
  5. Step 5: Solve for x
    x = 434,234,262,784.72/755,840.08
  6. Step 6: Final answer
    x = 574,505.47

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Double scale
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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.