Home / 1,202,023.01-1,658,791.53-658,158.71

Finding the Fourth Proportional to 1,202,023.01, 1,658,791.53 and 658,158.71

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Solution

The fourth proportional to 1,202,023.01, 1,658,791.53 and 658,158.71 is: 908,258.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,023.01 : 1,658,791.53 = 658,158.71 : x
  2. Step 2: Convert to fraction form
    1,202,023.01/1,658,791.53 = 658,158.71/x
  3. Step 3: Cross multiply
    1,202,023.01x = 1,658,791.53 × 658,158.71
  4. Step 4: Simplify right side
    1,202,023.01x = 1,091,748,085,249.77
  5. Step 5: Solve for x
    x = 1,091,748,085,249.77/1,202,023.01
  6. Step 6: Final answer
    x = 908,258.89

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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.