Home / 690,205.32-1,035,557.10-240,992.37

Finding the Fourth Proportional to 690,205.32, 1,035,557.10 and 240,992.37

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Solution

The fourth proportional to 690,205.32, 1,035,557.10 and 240,992.37 is: 361,575.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,205.32 : 1,035,557.10 = 240,992.37 : x
  2. Step 2: Convert to fraction form
    690,205.32/1,035,557.10 = 240,992.37/x
  3. Step 3: Cross multiply
    690,205.32x = 1,035,557.10 × 240,992.37
  4. Step 4: Simplify right side
    690,205.32x = 249,561,359,799.33
  5. Step 5: Solve for x
    x = 249,561,359,799.33/690,205.32
  6. Step 6: Final answer
    x = 361,575.54

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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.