Home / 465,016.08-697,519.24-307,947.28

Finding the Fourth Proportional to 465,016.08, 697,519.24 and 307,947.28

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Solution

The fourth proportional to 465,016.08, 697,519.24 and 307,947.28 is: 461,917.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,016.08 : 697,519.24 = 307,947.28 : x
  2. Step 2: Convert to fraction form
    465,016.08/697,519.24 = 307,947.28/x
  3. Step 3: Cross multiply
    465,016.08x = 697,519.24 × 307,947.28
  4. Step 4: Simplify right side
    465,016.08x = 214,799,152,705.67
  5. Step 5: Solve for x
    x = 214,799,152,705.67/465,016.08
  6. Step 6: Final answer
    x = 461,917.69

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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.