Home / 681,292.98-1,020,011.67-360,716.58

Finding the Fourth Proportional to 681,292.98, 1,020,011.67 and 360,716.58

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Solution

The fourth proportional to 681,292.98, 1,020,011.67 and 360,716.58 is: 540,054.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,292.98 : 1,020,011.67 = 360,716.58 : x
  2. Step 2: Convert to fraction form
    681,292.98/1,020,011.67 = 360,716.58/x
  3. Step 3: Cross multiply
    681,292.98x = 1,020,011.67 × 360,716.58
  4. Step 4: Simplify right side
    681,292.98x = 367,935,121,162.49
  5. Step 5: Solve for x
    x = 367,935,121,162.49/681,292.98
  6. Step 6: Final answer
    x = 540,054.18

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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.