Home / 690,201.82-1,035,551.83-240,988.86

Finding the Fourth Proportional to 690,201.82, 1,035,551.83 and 240,988.86

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Solution

The fourth proportional to 690,201.82, 1,035,551.83 and 240,988.86 is: 361,570.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,201.82 : 1,035,551.83 = 240,988.86 : x
  2. Step 2: Convert to fraction form
    690,201.82/1,035,551.83 = 240,988.86/x
  3. Step 3: Cross multiply
    690,201.82x = 1,035,551.83 × 240,988.86
  4. Step 4: Simplify right side
    690,201.82x = 249,556,454,982.61
  5. Step 5: Solve for x
    x = 249,556,454,982.61/690,201.82
  6. Step 6: Final answer
    x = 361,570.27

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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.