Home / 948,374.16-1,422,945.72-415,614.48

Finding the Fourth Proportional to 948,374.16, 1,422,945.72 and 415,614.48

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Solution

The fourth proportional to 948,374.16, 1,422,945.72 and 415,614.48 is: 623,590.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,374.16 : 1,422,945.72 = 415,614.48 : x
  2. Step 2: Convert to fraction form
    948,374.16/1,422,945.72 = 415,614.48/x
  3. Step 3: Cross multiply
    948,374.16x = 1,422,945.72 × 415,614.48
  4. Step 4: Simplify right side
    948,374.16x = 591,396,845,486.03
  5. Step 5: Solve for x
    x = 591,396,845,486.03/948,374.16
  6. Step 6: Final answer
    x = 623,590.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.