Home / 670,458.25-1,006,319.40-244,405.86

Finding the Fourth Proportional to 670,458.25, 1,006,319.40 and 244,405.86

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Solution

The fourth proportional to 670,458.25, 1,006,319.40 and 244,405.86 is: 366,839.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,458.25 : 1,006,319.40 = 244,405.86 : x
  2. Step 2: Convert to fraction form
    670,458.25/1,006,319.40 = 244,405.86/x
  3. Step 3: Cross multiply
    670,458.25x = 1,006,319.40 × 244,405.86
  4. Step 4: Simplify right side
    670,458.25x = 245,950,358,391.68
  5. Step 5: Solve for x
    x = 245,950,358,391.68/670,458.25
  6. Step 6: Final answer
    x = 366,839.19

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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.