Home / 744,998.76-1,117,535.04-212,598.24

Finding the Fourth Proportional to 744,998.76, 1,117,535.04 and 212,598.24

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Solution

The fourth proportional to 744,998.76, 1,117,535.04 and 212,598.24 is: 318,907.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,998.76 : 1,117,535.04 = 212,598.24 : x
  2. Step 2: Convert to fraction form
    744,998.76/1,117,535.04 = 212,598.24/x
  3. Step 3: Cross multiply
    744,998.76x = 1,117,535.04 × 212,598.24
  4. Step 4: Simplify right side
    744,998.76x = 237,585,982,642.33
  5. Step 5: Solve for x
    x = 237,585,982,642.33/744,998.76
  6. Step 6: Final answer
    x = 318,907.89

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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.