Home / 894,189.34-1,338,351.90-488,760.58

Finding the Fourth Proportional to 894,189.34, 1,338,351.90 and 488,760.58

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Solution

The fourth proportional to 894,189.34, 1,338,351.90 and 488,760.58 is: 731,538.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,189.34 : 1,338,351.90 = 488,760.58 : x
  2. Step 2: Convert to fraction form
    894,189.34/1,338,351.90 = 488,760.58/x
  3. Step 3: Cross multiply
    894,189.34x = 1,338,351.90 × 488,760.58
  4. Step 4: Simplify right side
    894,189.34x = 654,133,650,888.10
  5. Step 5: Solve for x
    x = 654,133,650,888.10/894,189.34
  6. Step 6: Final answer
    x = 731,538.19

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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.