Home / 781,261.18-1,172,004.07-241,559.55

Finding the Fourth Proportional to 781,261.18, 1,172,004.07 and 241,559.55

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Solution

The fourth proportional to 781,261.18, 1,172,004.07 and 241,559.55 is: 362,374.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,261.18 : 1,172,004.07 = 241,559.55 : x
  2. Step 2: Convert to fraction form
    781,261.18/1,172,004.07 = 241,559.55/x
  3. Step 3: Cross multiply
    781,261.18x = 1,172,004.07 × 241,559.55
  4. Step 4: Simplify right side
    781,261.18x = 283,108,768,679.55
  5. Step 5: Solve for x
    x = 283,108,768,679.55/781,261.18
  6. Step 6: Final answer
    x = 362,374.04

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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.