Home / 868,149.18-1,302,211.62-526,673.97

Finding the Fourth Proportional to 868,149.18, 1,302,211.62 and 526,673.97

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Solution

The fourth proportional to 868,149.18, 1,302,211.62 and 526,673.97 is: 790,003.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,149.18 : 1,302,211.62 = 526,673.97 : x
  2. Step 2: Convert to fraction form
    868,149.18/1,302,211.62 = 526,673.97/x
  3. Step 3: Cross multiply
    868,149.18x = 1,302,211.62 × 526,673.97
  4. Step 4: Simplify right side
    868,149.18x = 685,840,963,685.53
  5. Step 5: Solve for x
    x = 685,840,963,685.53/868,149.18
  6. Step 6: Final answer
    x = 790,003.58

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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.