Home / 892,066.56-1,338,362.28-359,313.36

Finding the Fourth Proportional to 892,066.56, 1,338,362.28 and 359,313.36

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Solution

The fourth proportional to 892,066.56, 1,338,362.28 and 359,313.36 is: 539,075.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,066.56 : 1,338,362.28 = 359,313.36 : x
  2. Step 2: Convert to fraction form
    892,066.56/1,338,362.28 = 359,313.36/x
  3. Step 3: Cross multiply
    892,066.56x = 1,338,362.28 × 359,313.36
  4. Step 4: Simplify right side
    892,066.56x = 480,891,447,724.06
  5. Step 5: Solve for x
    x = 480,891,447,724.06/892,066.56
  6. Step 6: Final answer
    x = 539,075.75

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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.