Home / 748,104.58-1,032,390.92-425,835.43

Finding the Fourth Proportional to 748,104.58, 1,032,390.92 and 425,835.43

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Solution

The fourth proportional to 748,104.58, 1,032,390.92 and 425,835.43 is: 587,656.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,104.58 : 1,032,390.92 = 425,835.43 : x
  2. Step 2: Convert to fraction form
    748,104.58/1,032,390.92 = 425,835.43/x
  3. Step 3: Cross multiply
    748,104.58x = 1,032,390.92 × 425,835.43
  4. Step 4: Simplify right side
    748,104.58x = 439,628,627,434.58
  5. Step 5: Solve for x
    x = 439,628,627,434.58/748,104.58
  6. Step 6: Final answer
    x = 587,656.64

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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.