Home / 741,862.22-1,023,824.81-415,207.89

Finding the Fourth Proportional to 741,862.22, 1,023,824.81 and 415,207.89

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Solution

The fourth proportional to 741,862.22, 1,023,824.81 and 415,207.89 is: 573,017.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,862.22 : 1,023,824.81 = 415,207.89 : x
  2. Step 2: Convert to fraction form
    741,862.22/1,023,824.81 = 415,207.89/x
  3. Step 3: Cross multiply
    741,862.22x = 1,023,824.81 × 415,207.89
  4. Step 4: Simplify right side
    741,862.22x = 425,100,140,127.77
  5. Step 5: Solve for x
    x = 425,100,140,127.77/741,862.22
  6. Step 6: Final answer
    x = 573,017.65

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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.