Home / 779,918.20-1,170,752.10-603,208.60

Finding the Fourth Proportional to 779,918.20, 1,170,752.10 and 603,208.60

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Solution

The fourth proportional to 779,918.20, 1,170,752.10 and 603,208.60 is: 905,489.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,918.20 : 1,170,752.10 = 603,208.60 : x
  2. Step 2: Convert to fraction form
    779,918.20/1,170,752.10 = 603,208.60/x
  3. Step 3: Cross multiply
    779,918.20x = 1,170,752.10 × 603,208.60
  4. Step 4: Simplify right side
    779,918.20x = 706,207,735,188.06
  5. Step 5: Solve for x
    x = 706,207,735,188.06/779,918.20
  6. Step 6: Final answer
    x = 905,489.49

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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.