Home / 754,938.60-1,132,603.88-281,627.52

Finding the Fourth Proportional to 754,938.60, 1,132,603.88 and 281,627.52

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Solution

The fourth proportional to 754,938.60, 1,132,603.88 and 281,627.52 is: 422,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,938.60 : 1,132,603.88 = 281,627.52 : x
  2. Step 2: Convert to fraction form
    754,938.60/1,132,603.88 = 281,627.52/x
  3. Step 3: Cross multiply
    754,938.60x = 1,132,603.88 × 281,627.52
  4. Step 4: Simplify right side
    754,938.60x = 318,972,421,866.78
  5. Step 5: Solve for x
    x = 318,972,421,866.78/754,938.60
  6. Step 6: Final answer
    x = 422,514.39

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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.