Home / 693,574.80-1,040,154.84-360,969.36

Finding the Fourth Proportional to 693,574.80, 1,040,154.84 and 360,969.36

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Solution

The fourth proportional to 693,574.80, 1,040,154.84 and 360,969.36 is: 541,346.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,574.80 : 1,040,154.84 = 360,969.36 : x
  2. Step 2: Convert to fraction form
    693,574.80/1,040,154.84 = 360,969.36/x
  3. Step 3: Cross multiply
    693,574.80x = 1,040,154.84 × 360,969.36
  4. Step 4: Simplify right side
    693,574.80x = 375,464,026,895.70
  5. Step 5: Solve for x
    x = 375,464,026,895.70/693,574.80
  6. Step 6: Final answer
    x = 541,346.12

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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.